x + 2y = 10
x + 3y = 15

Answers

Answer 1
X=0
Y=5
That’s the answer because you cancel out the x by taking away so ur left with 10-2y+3y=15
Y=15-10
Y=5
So put 5 in the equation and x=0

Related Questions

3) Find the percent of each number
38% of 50=
27% 300=
60% 75=​

Answers

Answer:19, 81, 45

Step-by-step explanation:

PLEASE HELP FAST!!!!!!!!!!

Answers

It’s c I think I’m not sure I just need points

Please someone help me!!!!:)

Answers

Answer:

275.4cm

Step-by-step explanation:

A = pi*r^2

r = 9

A = 3.14 * 9^2

A = 3.14 * 81

A = 275.4

Hope this helps!

Nurse Jackson examines immunization records for this past winter at the school where she works. Got flu Didn't get flu Total Vaccinated 120 380 500 Not vaccinated 160 140 300 Total 280 520 800 How many students were not vaccinated and did not get the flu? O A. 300 B. 380 O C. 160 D. 140​

Answers

Answer:

140

Step-by-step explanation:

ap3x

I WILL GIVE 30 POINTS!!!!!!

Answers

Answer:

Option D would be the correct answer:

Step-by-step explanation:

=> If we 15 is the why intercept, then it means when x = 0, y = 15. Now if the slope is 12.5x, it means that the graph is increasing by 12.5 units each time. This means if we say 15 + 12.5 + 12.5 (since we are given an x value for y = 2) we would get 40.00. And that we get, hence option D is the correct answer.

Hope this helps!

Solve X2--169. (4 points)​

Answers

Answer:

Replace all occurrences of

with a single

+

. Two consecutive minus signs have the same mathematical meaning as a single plus sign because

1

1

=

1

x

2

+

169

Step-by-step explanation:

Will give brainiest if someone answers correctly

x=
Length=
Width=

Answers

X= 7
Length =2
Width=3

Can one of you lovely people help me please ?

Answers

Answer:

the answer is

C. = x=22.82

22.82! Is the correct answer

#2 find the r and h
find the surface area as we

Answers

Answer:

2) 96

3) 121

Step-by-step explanation:

2) 8 x 12 = 96

3) 11 x 11 = 121

Answer:

surface area of the cyclinder=2πr²+2πrh

=(2×3.14×12²)+(2×3.14×12×8)

=904.32+602.88

=1507.2mi²

order the followng numbers from least to greatest -14/3 -4 -5/1

Answers

The order from least to greatest is -5/1, -14/3, -4 since -5/1= -5 and -14/3 is equal to -4.67

plz help quickly links will get banned. and branily​

Answers

Answer:

273, depending on what the tent design is

Step-by-step explanation:

Using the surface area of a trianglar prism formula, or simply just intuitively solving this, you can get an answer of 273 ft^2. But that's considering if your tent is completely covered by fabric, and the bottom side isn't missing.

(~‾▿‾)~

what's the answer ?

[tex] \sqrt{ {4}^{4} \times 0} [/tex]

Answers

Answer:

/~ 4× 4= 4^2= +4

Step-by-step explanation:

I dont have the right lines so ill show you from another example

Answer:

Solution given;

[tex] \sqrt{ {4}^{4} \times 0} [/tex]

[tex] \sqrt { 0} [/tex]=0

hey! i’ll give brainliest please help!

Answers

Answer:

i think Muhammad

Step-by-step explanation:

Answer:

Look Down

Step-by-step explanation:

I believe its B Zoroastar

Bob has 3 pounds of hamburger meat. Each hamburger is 1/2 pound
Which equation is correct to figure out how many hamburgers Bob car
make?

Answers

Answer:

6

Step-by-step explanation:

3 divided by 1/2 = 6

2 hambugers = 1 pound

Con k expresion decimal se corresponden los siguientes porcentajes a.Pequeños agricultores :45 b.Pasto para ganado :25 c.Agricultora a gran escala :20 d.Explotacion forestal:10

Answers

Respuesta:

0,45

0,25

0,20

0,10

Explicación paso a paso:

Para convertir un porcentaje dado a decimal; el valor dado se divide por 100;

Es decir ; el equivalente decimal de x% será: x / 100

Por lo tanto, convertir los porcentajes dados a decimal:

una. Pequeños agricultores: 45/100 = 0,45

B. Pasto para ganado: 25/100 = 0,25

C. Granjero: 20/100 = 0,20

D. Explotación forestal: 10/100 = 0,10

In the circle below, AB=CD. Chord AB = 8x and chord CD = 2x + 3. Find
the value of x.

Answers

I think X=3/4 but I’m not 100% sure

PLEASE SOMEONE HELP IM SO CLOSE TO BEING DONE FOR THE YEAR
NO LINKS OR FILES

Answers

Answer:

Step-by-step explanation:

The negative out front only tells us which way the parabola will open. That means that the first one will open upside down, since it's got a negative out front. The value of the number that serves as the leading coefficient (the number stuck to the x-squared) determines how steep or wide-open the parabola's shape is. The leading coefficient in the first one is a 1, so it opens up exactly as wide as its parent graph does. The leading coefficient in the second one, a 2, means that the parabola will be skinnier or narrower than its parent. If the leading coefficient is greater than 1, the parabola will be narrower than its parent; if the leading coefficient is greater than 0 but less than 1, the parabola will open wider than its parent.

Find the amount of time. I=$70, P=$350, r=4%

Answers

Answer:

5years

Step-by-step explanation:

I=70

P=350

R=4

I=PRT/100

➜PRT=100 I

➜T=100 I/PR

➜100×70/350×4

➜7000/1400

➜5years

pls give me a real answer and the correct one if u try to be a bot ill report you

Answers

Answer:

The value of expression 7m - 6 is 60

Step-by-step explanation:

Given expression;

7m - 6

The value of m = 8

Find:

The value of expression 7m - 6

Computation:

in given expression 7m - 6 , 7 and 6 are constant and m is a variable

Given that value of variable m is 8.

So, by putting value of variable m in the given expression.

7m - 6

7(8) - 6

56 - 6

60

The value of expression 7m - 6 is 60

What are the solutions of 2x^2 + 7x = 4
½
4

-4
7
-7

Answers

I got -1/2 and -4 as the solutions.
explication;for a polynomial of the form ax 2 + b X + c, rewrite the middle term as a sum of two terms whose product is a c = 2 ⋅ - 4= -8 and whose sum is b = solution;

Fine as has a Z-score of 2.23 on his SAT. How did he do compared to the rest of his students?
a) There is not enough information given.
b) he did the same as most other students
c) he did worse than most other students
d) he did better than most other students.

Answers

A since they didn’t tell you what the other students have gotten therefore you can’t complete the data

Find the volume of the rectangular prism.



90.625 cubic feet
107.5 cubic feet
281.25 cubic feet
20.75 cubic feet

Answers

Answer:

The answer is C, 281.25 cubic feet.

Step-by-step explanation:

First, you need to multiply all three sides of the rectangular prism.

10x4.5=45

45x6.25=281.25

So the answer is 281.25

Hope this helps!

Which statement is true
A. If a relationship is non - linear, it is not a function
B. A graph of a curve is linear
C. A graph that shows a constant rate of change is linear
D. A non - linear relationship has a constant slope.

Answers

Answer:

C is correct

Step-by-step explanation:

I just know this from having previously learned it, I'm not sure how to explain it but hope the answer helps!

A rappelling rope used for outdoor programs, rescue and industrial work, can safely support a weight "W" (in pounds) provided, where "d" is the rope's diameter (in inches). Determine the diameter of rope that would be needed to support a weight of at least 5,500 pounds.

Answers

Answer:

D =  ( d * 5500 ) / W

Step-by-step explanation:

Diameter of rope " d "  supports "w" weight

i.e.  d = W

d ( inches ) = W ( pounds )

   ? ( inches ) = 5500 pounds

The Unknown diameter  D ( ? ) = d * 5500 / W

 

This comes with no question

Answers

Answer:

It has to be 145 degrees.

Step-by-step explanation:

There would be 2 60's and one 95. 360-95-(60*2)=145.

How would you "say" the image on the right?
A.) Prime A, B, C, and D
B.) A prime, B prime, C prime, D prime

Answers

Answer:

a

Step-by-step explanation:

prime abc and d

hope this helps

Answer pls I dont know maths

Answers

Answer:

well learn math

Step-by-step explanation:

did you know that everyday is someone's birthday? if you don't

then Three piggies in the city.

A bag contains n counters. one counter is blue and the rest are red. Two counters are taken at random from the bag. a) express, in terms of n, the probability that a counter of each colour is taken. Give your answer as a fraction. b) the probability that a counter of each colour is taken is 0.125. How many red counters are in the bag?

Answers

Answer:

A] Probability = 1/n ; B] Number = 8

Step-by-step explanation:

Total counters = n , Blue counter = 1 , Red counters (remaining) = n -1

A] Prob (One blue, & One red counter) = (Blue counter / Total counters) x (Red counters / Total remaining counters) = [1 / n] x [ (n -1) / (n-1)] = 1 / n

Alternative, Prob  (One red, & one blue) = (Red counter / Total counters) x (Blue counters / remaining counters) = [ (n-1) / n ] x [1 / (n-1) ]  = 1 / n

B] Prob (each color , a blue & red counter taken) = 0.125  {Given}

By A], this Prob = 1/n.

So, 0.125 = 1/n → n = 1 / 0.125 = 8

the cost of fun for kids magazine for x number of months is shown below

The cost (C) of another magazine, Family Fun, for x number of months is
given by C-1.99x.

The cost of another magazine, Kidz Comics, is $1.85 for each month. The
annual subscription includes a delivery charge of $10, while the annual
subscription for Fun for kids and Family Fun has no such extra charge
Which annual subscription costs the most?​

Answers

Answer:

Kidz comic costs the most

Step-by-step explanation:

Given

Family Fun

[tex]C(x) = 1.99x[/tex]

Kidz Comics

[tex]m = 1.85[/tex] --- monthly rate

[tex]b = 10[/tex] --- delivery charge

Required

Which is more expensive

A linear function is represented as:

[tex]f(x) = mx + b[/tex]

Where

[tex]m = rate[/tex]

[tex]b = y\ intercept[/tex] --- i.e. the base charge

So, for Kidz comic; We have:

[tex]f(x) = mx + b[/tex]

[tex]C(x) = 1.85x + 10[/tex]

To calculate the annual cost, we set x = 12; i.e. 12 months.

So, we have:

[tex]C(x) = 1.99x[/tex] ---- Family Fun

[tex]C(12) = 1.99 * 12[/tex]

[tex]C(12) = 23.88[/tex]

[tex]C(x) = 1.85x + 10[/tex] --- Kidz comic

[tex]C(12) = 1.85*12 + 10[/tex]

[tex]C(12) = 22.2 + 10[/tex]

[tex]C(12) = 32.2[/tex]

By comparison

[tex]32.2 > 23.88[/tex]

Hence, Kidz comic is more expensive

helpppppppppppp plzzzzzzzzzxzx

Answers

Answer:

The answer would be A. :)

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