The equation shows an unknown number. PLEASE ANSWER, QUICKLY.

The Equation Shows An Unknown Number. PLEASE ANSWER, QUICKLY.

Answers

Answer 1

Solution:

Note that:

Given equation: x ÷ 3/7 = 7/15

Simplify the given equation to solve for x.

x ÷ 3/7 = 7/15=> x × 7/3 = 7/15=> 7x/3 = 7/15=> 7x = 7/5=> 35x = 7=> x = 1/5

Check:

1/5 ÷ 3/7 = 7/15=> 1/5 x 7/3 = 7/15=> 7/15 = 7/15 (True)

Hoped this helped!


Related Questions

More than twenty people came to a sticker exchange. Every person brought the same number of stickers. Every person brought more than one sticker. In all, there were 141 stickers at the exchange. How many people came to the exchange?

Answers

The amount of stickers bought in the sticker exchange is an illustration of factors

There were 47 people in the sticker exchange

How to determine the number of people

The number of stickers is given as:

Stickers = 141

Next, we list the factors of 141 in pairs

(x,y) = (1,141), (3,47), (47,3) and (141,1)

Each person bought more than 1 sticker.

So, we have:

(x,y) = (3,47) and (47,3)

Hence, we can conclude that there were 47 people in the sticker exchange

Read more about factors at:

https://brainly.com/question/219464

21 A container in the shape of a triangular prism is used to hold a slice of pizza. The dimensions
of the container are shown in the diagram.
10.8 in.
7.2 in.
1.5 in.
PIZZA
9 in.
What is the volume of the container in cubic inches?

Answers

The volume of the triangular prism is 58.32 in³

Volume

Volume is the amount of space occupied by a three dimensional object.

The volume of a triangular prism is given by:

V = Area of triangle * height

Area of triangle = (1/2) * 10.8 * 7.2 = 38.88 in²

Volume of prism = 38.88 * 1.5 = 58.32 in³

The volume of the triangular prism is 58.32 in³

Find out more on Volume at: https://brainly.com/question/1972490

Answer:

58.32in3

Step-by-step explanation:

i did the test

please answer I will give brainliest

Answers

The area of the white circle: S₁ = π(1/2B)² = 3.14 × (14 × 1/2)² = 153.86 cm²The area of the big circle: S₂ = 1/2π(1/2A)² = 1/2 × 3.14 × (28 × 1/2)² = 307.72 cm²The area of the blue shaded figure:S = S₂ - S₁ = 307.72 - 153.86 = 153.86  cm²

Answer: 153.86 cm²

Ok done. Thank to me :>

8x-2y = 18
y = 4x - 9
Solve by substitution

Answers

x= 3 y= 3
8(3) -2(3)= 18
24 - 6 = 18
y(3) = 4(3) - 9
3 = 12- 9

Answer:

Infinitely many solutions

Step-by-step explanation:

Given system:

8x - 2y = 18y = 4x - 9

Solve by substitution:

8x - 2(4x - 9) = 188x - 8x + 18 = 1818 = 18

We got correct equation without variables.

It means the equation is correct for any value of variables, the lines are same and overlap.

So there are infinitely many solutions.

Please help: Use the graph of the function f to decide whether the value of the given quantity exists. (If an answer does not exist, enter DNE.)

Answers

#a

f(-2) is a vertical asymptote Doesn't exist

#b

lim_x->-2(f(x))=f(-2)Doesn't exist

#c

(0,1) is presentExists

#d

f(0) exists

#e

Yes existsCheck there is a point over x=2

#f

Same like f(2)

Exists

#g

f(4) not in lineDoesn't exist

The only option for which the limit exist is option f, while for the other options the DNE.

How to determine limit if a limit doesn't exists ?

"If the graph has a vertical asymptote and one side of the asymptote goes toward infinity and the other goes toward negative infinity, then the limit does not exist. If the graph has a hole at the x value c, then the two-sided limit does exist and will be the y-coordinate of the hole."

Let's check the values of the given quantity exist or not. Therefore, we can write,

(a) f(-2) = DNE

(b) [tex]\lim_{x \to \--2} f(x)[/tex] = DNE

(c) f(0) = DNE because hole are exist

(d) [tex]\lim_{x \to \-0} f(x)[/tex] = DNE

(e) f(2) = DNE

(f) [tex]\lim_{x \to \-2} f(x)[/tex] = 0.5 (exist)

(g) f(4) = DNE

(h) [tex]\lim_{X \to \-4} f(x)[/tex] = DNE

Hence, the only option for which the limit exist is option f.

Learn more about Limit Existence here:

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The number of eggs in the refrigerator e decreased by 2 equals 14.

Enter an equation to represent the situation.

Answers

X-2=15

Explanation: X is the number of eggs. When desecrated by 2, it equals 15

ASSIGNMENT Question
A steel tape of nominal length \( 30 m \) was use d to measure a line AB by suspending it between supports. The following measurements were recorded Line. AB length measured 29.872 Slope angle 3.67° Mean temperature 5° Tension applied 120N The standardized length of the tape against reference tape was known to be 30.14m at 20°and 50.. if the tape weight 0.17Nm–¹ and has a cross sectional area of 2mm¹.. calculate the horizontal length of AB..young's modulus(E) for the tape 200knmm–² and the coefficient of thermal expansion (a) is 0.0000112 per °C​

Answers

Step-by-step explanation:

That depends on the tension on the tape.

As defined, the tape, due to gravity would form a catenary, a curve, so the measurement would be less than 30 m. The tension on the tape would affect the degree to which the measurement would be less. A tension well within the limits of the steel used to make the tape would be would be well within the accuracy of the tape. Over 30 m, the tape is likely +/- 2 mm, the recorded value could be 30m, +1mm/-3mm. If you need more than that degree of accuracy, you don’t use a tape.

I need Help ASAP I will give you brainlest and plus 5 stars ✨✨and plus thanks and 50 points EVeryONe need help this is due today so plz help me I need to turn it in today so plz help I will give everything if you do

Answers

Answer:

see step-by-step below

Step-by-step explanation:

1)  y - 2 > 3

Add 2 to both sides:   y > 5

2) y ≤ 2

Draw a closed circle at y = 2 then shade the numbers to the left

3) y ≥ 250

where y = savings

4) The image isn't very clear, so I can't tell if it's a closed or open circle on -4.

If it is closed, it will be y ≤ -4

If it is open, it will be y < -4

5) -4 < f

Draw an open circle at f = -4 then shade the numbers to the right

6) x < -3.5

Draw an open circle at x = -3.5 then shade the numbers to the left

7) closed circle ... shade to the left of 8 ... make y  equal to or less than 8.

8) F ≤ 6

C - closed circle at 6 with shaded numbers to the left

9) y > 2.75

Betty saved more than $2.75 every month

10) 1 + x < 5

Subtract 1 from both sides:  x < 4

11) x ≥ -2.5

12) 1 ≤ m means that m is equal to or greater than 1

solutions:  4, 1, 2.3

I NEED HELP WITH THIS ASAP!!!

Answers

Answer:

a: 42%

b: don't have the info for

c: 48%

d: don't have info for

e: don't have info for

f: don't have info for

Step-by-step explanation:

sorry I cant answer everything

A car wash detailed 144 cars in 4 hours. At what rate did the car wash detail cars in cars per hour?

Answers

Answer:

If this car wash took 4 hours to detail 144. 144/4 = 1/36 meaning that every hour they would detail 36 cars, we can double-check this and multiply 36 by 4 and we will get 144 meaning that this is true and that this car wash detailed 36 cars in an hour.

Allison measured a line to be 19.4 inches long. If the actual length of the line is 19.1
inches, then what was the percent error of the measurement, to the nearest tenth of a
percent?

PLZ HELP ASAP

Answers

So it would be 19.4-19.1
—————-
19.1

Simplify.

–(2x – 3y) + 5x + 2 – 3x + 3y + 2
A.
4
B.
4x + 4
C.
6y + 4
D.
4x + 6y + 4

Answers

Answer:

4x + 6y + 4

Step-by-step explanation:

–(2x – 3y) + 5x + 2 – 3x + 3y + 2

= -2x + 3y + 5x + 2 - 3x + 3y + 2

= -2x + 5x -3x + 3y + 3y + 2 + 2

= 0 + 6y + 4

= 6y + 4 (C)

Hope it helps ⚜

Answer:

D; 4x+6y+4

Step-by-step explanation:

1. Distribute the negative

2. -2×+3y+5x+2-3×+3y+2

2. combine like terms

answer; 4x+6y+4

Perimeter of rectangle floor is 80 feet. Find the dimention of the floor if the length is four times the width

Answers

Answer:

width = 8 ft & length = 32 ft.

Step-by-step explanation:

let the width be x and length be 4x.

we know, Perimeter = 2(l+b)

now,

2(4x + x) = 80

10x = 80

x = 80/10 = 8

x = 8

therefore,

width = x = 8 ft

length = 4x = 4 × 8 = 32 ft.

hope this helps you !

What is the greatest common factor of 7, 4, and 39?

Answers

Answer:

1

Step-by-step explanation:

Answer:

1

Step-by-step explanation:

1 is the greatest common factor of 7, 4 and 39

PLEASE HELP ME I NEED TO DO THIS BY TODAY

Answers

Answer is median because aas you can see as the line if divided by its hald angle it equals a median angle.

Khan academy
The graph of the invertible function g is shown on the grid below. What is the value of g^− 1 ( 1 )

Answers

By using the graph and the definition of inverse functions, we will see that:

g⁻¹(1) = 4.

What are inverse functions?

We say that two functions f(x) and g(x) are inverse if:

f(g(x)) = xg(f(x)) = x.

Now, we know that graph of g(x) and we want to find the value of:

g⁻¹(1)

In the graph, we can see that:

g(4) = 1

Then we can replace it:

g⁻¹(1) = g⁻¹( g(4) ) = 4.

So we can conclude that:

g⁻¹(1) = 4.

If you want to learn more about inverse functions, you can read:

https://brainly.com/question/12220962

Answer:

-4

Step-by-step explanation:

Khan Academy


order the numbers least to greatest.

Answers

Answer:

21/50 ,43.7%, 87/200,0.44

Step-by-step explanation:

Which expression is equivalent to
128x5y6
? Assume x > 0 and y> 0.
X/y/8
Y/x/8
8/x/y
8/x/y

Answers

Answer:

D

lmk if im wrong :)

The expression 8√y/x is equivalent to the given radical expression. The correct answer would be an option (D).

What are the radical expressions?

Any expression that contains a radical symbol is considered a radical expression. To find the square roots, cubic roots, and higher, radical symbols are used. For example, √7, √6, and √11 are in the radial form.

The radical expression is given as:

√(128x⁵y⁶/2x⁷y⁵)      (Assume x > 0 and y> 0)

Reduce the likewise variables,

√(64y/x²)

8√y/x

Thus, the expression 8√y/x is equivalent to the given radical expression.

Hence, the correct answer would be an option (D) 8√y/x.

Learn more about radical expressions here:

https://brainly.com/question/3796764

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The complete question is attached below.

James is contemplating an investment opportunity represented by the function A(t)=P(1.06)t, where P is the initial amount of the investment, and t is the time in years. If James invests $5000, what is the average rate of change in dollars per year (rounded to the nearest dollar) between years 15 and 20?

Enter your answer as a number, like this: 42

Answers

Answer:

Rate of change per year = $5300

Step-by-step explanation:

Step 1: Substitute the variable P for the invested amount

    1. A(t) = 5000(1.06)t

    2. A(t) = (5300)t

Step 2: Substitute the variable t for the first 15 years

    1. A(15) = (5300)(15)

    2. A(15) = 79,500

Step 3: Substitute the variable t for the 20 years

    1. A(20) = (5300)(20)

    2. A(20) = 106,000

Step 4: Find your two ordered pairs and relation

    First ordered pair: (15, 79,500)

    Second ordered pair: (20, 106,000)

    Relation: {(15, 79,500), (20, 106,000)}

Step 5: Find the slope or rate of change between 15 and 20 years

    Let (y₁, x₁) = (15, 79,500)

   

    Let (y₂, x₂) = (20, 106,000)

    1. Use the slope expression: y₂ - y₁/x₂ - x₁

    2. Substitute the correct values into the expression:

         106,000 - 79,500/20 - 15

    3. Simplify: 26500/5 = 5300

    4. Hence, the rate of change in dollars per year is $5300

PLEASE, I NEED HELP. QUESTION WORTH 100 POINTS. FIND X

Answers

Answer:

70

Step-by-step explanation:

The angle at the bottom right of the triangle is linear with the 105, so it is 180 - 105 = 75

The top angle of the triangle is an alternate interior angle with the 35 degrees, so it is also 35.

75 + 35 = 110

x = 180 - 110 = 70

The angle above x is 35° as alternate interior angles are equal.

Angle aside right to x

180-10575°

Measure of x

180-(75+35)180-11070°

How are a parallelogram and a trapezoid different?
o
A. A trapezoid has only 1 pair of parallel sides, but a parallelogram has 2.
OB. A parallelogram has 4 right angles, but a trapezoid doesn't need to have 4 right angles.
OC. A parallelogram has only 1 pair of parallel sides, but a trapezoid has 2
O
D. A trapezoid has 4 right angles, but a parallelogram doesn't need to have 4 right angles.
7 of 13 Answered
View SL

Answers

Answer:

A

Step-by-step explanation:

big brain question :)

100 points and brainly if correct. Jackson made a drawing for his residence including a villa and a garden, as in the given figure. Using the scale drawing, what is the perimeter of the villa in real life?

Answers

L=6cmB=4cm

Perimeter

[tex]\\ \tt\hookrightarrow 2(L+B)[/tex]

[tex]\\ \tt\hookrightarrow 2(6+4)[/tex]

[tex]\\ \tt\hookrightarrow 2(10)[/tex]

[tex]\\ \tt\hookrightarrow 20cm[/tex]

Scale 1cm=3m

Perimeter=20(3)=60m

Answer:

60 m

Step-by-step explanation:

Perimeter of a rectangle = 2 x width + 2 x length

From inspection of the diagram, the width of the villa is 4 cm and the length is 6 cm

Therefore, perimeter of the villa = (2 x 4) + (2 x 6) = 20 cm

We are told that there is a scale 1 cm : 3 m

This means that 1 cm = 3 m

Therefore, to convert the perimeter found in cm into meters, we need to multiply it by 3:

Perimeter = 20 x 3 = 60 m

pls help me

Lena wants to rent a boat and spend at most $91. The boat costs $8 per hour, and Lena has a discount coupon for $5 off. What are the possible numbers of hours Lena could rent the boat? Use t for the number of hours. Write your answer as an inequality solved for t.

Answers

Answer:

8t - 5 ≤ 91

8t ≤ 96

t ≤ 12

 

Christine can spend up to 12 hours in the boat.

f(x) = 3x^2 - 9x + 2
What's the axis of symmetry?
What is the coordinate of the vertex?

Answers

axis of symmetry: x=1.5

vertex: (1.5,-4.75)

Anyone can answer these questions . fast? see attachment​

Answers

Answer:

x=3 and x=2

Step-by-step explanation:

Guys can anyone who knows about this explain i will mark brainliest no links. thanks! :)

Answers

Answer:

PS = 7

SQ = 7.125

m<QTR = 115

m<TQR = 32.5

Step-by-step explanation:

To find PS, you need to take the measurement from QR [stated in the problem] which is 7 feet.

To find SQ, you need to take the measurement from RT [stated in the problem as 3 9/16] and then multiply it by 2 as SQ is 2 times longer than RT, which means SQ = 7 1/8 or 7.125 [since it needs to be a decimal]

To find m<QTR, you need to take the measurement from m<RTS, and since those 2 angles together equal 180, you need to subtract 65 degrees [from m<RTS] from 180, resulting in 115 degrees.

To find m<TQR, you need to know that a triangle has 180 degrees within it.  Then you need to find one angle.  We know the wider angle, <T = 115 degrees, so then we have to do 180 - 115, which equals 65 [that is the total for the 2 remaining equal corners], then we just have to divide by 2, which equals 32.5 degrees.


The area of a rectangle is
5x+40ft. Factor 5X +40 feet to find the area

Answers

[tex]5x+40 = 5(x+8)[/tex]

Use the number line below to fill in the blank.
3/4


Answers

3/4 = 2/7
The blank is 2/7

If (-2, 3), (4, -3) and (4, 5) are the mid-points of the sides of a triangle, find the co-ordinates of its centroid​

Answers

Answer:

[tex]G=(2,\frac{5}{3} ).[/tex]

Step-by-step explanation:

Let the given vertices of a triangle be [tex]A(-2,3)[/tex]and [tex]B (4,-3)[/tex] let the third vertex be[tex]C (4,5)[/tex].

Let Centroid be G = [tex][\frac{x_{1} +x_{2}+x_{3} }{3} , \frac{y_{1}+y_{2}+y_{3} }{3} ][/tex]

⇒ [tex]G=(\frac{-2+4+4}{3} ,\frac{3-3+5}{3})[/tex]

⇒ [tex]G=(\frac{6}{3} ,\frac{5}{3} )\\[/tex]

⇒ [tex]G=(2,\frac{5}{3} ).[/tex]

I WILL GIVE BRAINLIEST PLS HELP

Answers

Answer: distributive property

Step-by-step explanation:

hope it helps u!!

Pls mark me brainliest

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