Answer:
15
Step-by-step explanation:
9 squared + 12 squared = x squared
81 + 144 = x
81 + 144 = 225
the sqaure root of 225 = 15
evaluate2x
X= 5 -3
-4 2
Answer :
Evaluate
Isolate the variable by dividing each side by factors that don't contain the variable.
x = 2 i √ 5 , − 2 i √ 5
Step-by-step explanation:
I need help with these too if you help me and graph and tell it how did you get the answer I will give you 20 points.
Answer:
I only know number 11 sorry :(
11. (Image attached)
Step-by-step explanation:
First, I would find the y intercept, which is 4. Next I found the slope of -3 by finding the rise of -3 (3 to left), then the run (1 up).
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Have a good day :)
how to solve 6x - 9 - 2 (1 - x) = x + 9
[tex]x = 2.857[/tex]
[tex]\large\mathfrak{{\pmb{\underline{\red{Step-by-step\:explanation}}{\orange{:}}}}}[/tex]
[tex]6x - 9 - 2(1 - x) = x + 9 \\ ⇢ 6x - 9 - 2 + 2x = x + 9 \\ ⇢ 8x - x = 9 + 11 \\ ⇢ 7x = 20 \\ ⇢ x = \frac{20}{7} \\ ⇢ x = 2.857[/tex]
[tex]{ \bf{ \underbrace{To\:verify:}}}[/tex]
[tex]6 \times 2.857 - 9 - 2(1 - 2.857) = 2.857 + 9 \\ ➪ \: 17.142 - 9 - 2 \times( - 1.857) = 11.857 \\➪ \: 8.142 + 3.714 = 11.857 \\➪ \: 11.856 = 11.857 \\ ➪ \: 11.86 = 11.86 \\ ➪ L.H.S.=R. H. S [/tex]
Hence verified.
[tex]\large\mathfrak{{\pmb{\underline{\orange{Happy\:learning }}{\orange{.}}}}}[/tex]
HIE
YA
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Use the calculator to fill
in the table & graph for
the equation y=3x - 2.
6
5
у
3
2
1
1 2 3 4 5 6
0
-6-5-4-3-2-1
-11
-2-
-3
1
2
-5
-6
3
Students, draw anywhere on this slide!
Answer:
y = 3x-2
Step-by-step explanation:
Mhanifa please help! If I don’t get this done I will fail this class :(
Answer:
#1
x/9 = tan 60°x = 9 tan 60° x = 15.6 m#2
cos θ = 15.1/16.5cos θ = 0.915θ = arccos (0.915)θ = 23.8°#3
10/x = tan 42°x = 10 / tan 42°x = 11.1 mLuis compra 126 celulares a $268 por cada uno. Cada celular fue vendido a $325 ¿Cuánto dinero gano Luis?
Answer:
Ganancia total= $7.182
Step-by-step explanation:
Dada la siguiente información:
Luis compra 126 celulares a $268 por cada uno. Cada celular fue vendido a $325.
Primero debemos calcular cuanto gana con cada celular:
Ganancia unitaria= 325 - 268
Ganancia unitaria= $57
Ahora, la ganancia total:
Gnanacia total= 57*126
Ganancia total= $7.182
Write the rule for the following situation
Johnny gets a job at enterprise rent-a-car. He has an hourly wage of $10 per hour and makes $100 for every car he rents out. Assuming he only rents out one car,
write a rule to tell how much money he can make in a day, depending on how many hours he works.
Answer:
M(t) = ($10/hr)t + $100
Step-by-step explanation:
M(t) will represent the amount of money John earns in one day as a function of the number of hours he works, assuming he only rents out one car. Then:
M(t) = ($10/hr)t + $100
Help, please!! I don’t have much time
Answer:
B.
Step-by-step explanation:
Letty has $5 in nickels, dimes, and quarters. She has 3 times as many nickels as dimes, and 5 times as much money in quarters as she does nickels. How many of each does she have?
Answer:
Letty has 15 quarters, 15 nickels, and 5 dimes.
Step-by-step explanation:
Given that Letty has $ 5 in nickels, dimes, and quarters, and she has 3 times as many nickels as dimes, and 5 times as much money in quarters as she does nickels, to determine how many of each does she have the following calculation:
Nickel = 5
Quarter = 25
25/5 = 5
Therefore, Letty has the same number of quarters as she has nickels, and therefore she has three times as many nickels and quarters as dimes.
3 x 0.25 + 3 x 0.05 + 1 x 0.1 = 1
15 x 0.25 + 15 x 0.05 + 5 x 0.1 = 5
Therefore, Letty has 15 quarters, 15 nickels, and 5 dimes.
does anyone know hot to find the area?
Please help with this, will give brainliest.
Answer:
Its A y=3
Step-by-step explanation:
Answer:
A- y=3
Step-by-step explanation:
3x+4y=30
3x+5y=33
-3x+-4y=-30
3x+5y=33
-4y=-30
5y=33
y=3
Write the equation of the line in fully simplified slope-intercept form
Represent root 2 on the number line
Look at the both picture.
which expression is equivalent to 4+x+x+2x+5+3+x?
A.17x
B.5x+14
C.4x+14
D.2x+15x
[tex]\boxed{B.\:5x\:+\:12}[/tex]
[tex]\large\mathfrak{{\pmb{\underline{\red{Step-by-step\:explanation}}{\orange{:}}}}}[/tex]
[tex]4 + x + x + 2x + 5 + 3 + x \\ = (x + x + 2x + x) + 12 \\ since \: they \: are \: like \: terms, \: we \: can \: add \: them \\ = 5x + 12[/tex]
[tex]\large\mathfrak{{\pmb{\underline{\orange{Happy\:learning }}{\orange{.}}}}}[/tex]
A card is drawn from a five-card hand. The cards are labeled A, B, C, D, F. Then a spinner with 3 sections labeled as 1, 2, 3 is spun. What is the sample space?
Answer:
The sample space is the set of all the possible outcomes of a given experiment.
Here, our experiment consists on:
Drawing a card from a five-card hand, such that the outcomes there are:
A, B, C, D, E (5 outcomes)
Followed by spinning a spinner with 3 sections labeled 1, 2 and 3 (3 outcomes).
The total number of outcomes of the combined event, is equal to the product between the numbers of outcomes for each event.
So for our experiment, the total number of outcomes is:
C = 5*3 = 15 outcomes.
And these outcomes are like:
Drawing the card A and spinning a 1 (represented with A-1)
Drawing the card C and spinning a 2 (represented with C-2)
etc.
The set of all possible outcomes are:
{A-1, A-2, A-3, B-1, B-2, B-3, C-1, C-2, C-3, D-1, D-2, D-3, F-1, F-2, F-3}
ASAP
-WILL MARK BRIANIST
thank you <3
Answer:
d
Step-by-step explanation:
A coin is flipped 3 times. What is the probability that it lands on heads exactly 3 times? Write your answer as a reduced fraction (numerator/denominator).
Answer:
1/3
Step-by-step explanation:
Answer:
1/3
Step-by-step explanation:
three tries so your demonater is 3, 1 chance so numerator 1
HELP PLEASEEEEEEE
Suppose x = 7 is a solution to the equation 4x – 2(x + a) = 8.
Find the value of a that makes the equation true.
-25
2
3
6
=> 4(7)–2(7+a)=8
=>28–14–2a=8=>14–2a=8=>-2a=8–14=>-2a=-6=>a=3
Find the value of x in the figure.
570
(x+23)°
x =
Answer:
Step-by-step explanation:
Assuming you meant
570=(x+23)
570-23=x
547 = x
What describes a statistical sample?
Answer:
Statistical sampling is drawing a set of observations randomly from a population distribution. ... By repeating the sampling operation a large number of times, perhaps 1000, we decrease the sampling error and increase the quality of the estimates.
Answer:
Heya Buddy!Step-by-step explanation:
Statistical sampling is drawing a set of observations randomly from a population distribution. ... By repeating the sampling operation a large number of times, perhaps 1000, we decrease the sampling error and increase the quality of the estimates.
Hope that helps..
Take care..
Bye!
PLEASE HELP!!! MATH 14.1 The law of sines
Answer:
[tex]\huge\boxed{Law \ Of \ Sines \hookleftarrow}[/tex]
[tex]\huge\bold{\frac{a}{ \sin (A)} = \frac{b}{ \sin \: (B) } = \frac{c}{ \sin \:( C) }} [/tex]
➟ In a triangle, side “a” divided by the sine of angle A is equal to the side “b” divided by the sine of angle B is equal to the side “c” divided by the sine of angle C.
# ꧁❣ RainbowSalt2²2² ࿐
Item 23 Find the sale price. Original price: $50 Discount: 15%
Answer:
42.50
Step-by-step explanation:
50 x.15 =7.50 discount
50 (original price)-7.50 (discount)=42.50 (sales price)
The diagram shows nine identical squares inside a rectangle.
The length of the rectangle is 18cm
Work out the width of the rectangle
Answer:
18 cm
Step-by-step explanation:
Let X represent a square
For it to be a rectangle, needs to be:
X X X
X X X
X X X
(It's a giant square made of squares)
This works since a square is a rectangle, but a rectangle isn't always a square. No other arrangement of the squares lead to a rectangle.
For Example:
X X X X
X X X X X
It doesn't work because there is an odd number of squares, and only would work if it was a multiple of 3,5,7 etc.. and 3 is the only number that fits.
So if the length is 18cm, the width is also 18cm.
. Solve: ⅔ x ¾ . Do not forget to simplify! *
Answer:
[tex]\frac{1}{2}[/tex] or 0.5
Step by Step Explanation:
1. Multiply the Numerators and Denominators
[tex]\frac{2}{3}[/tex] [tex]\frac{x}{x}[/tex] [tex]\frac{3}{4}[/tex] = [tex]\frac{6}{12}[/tex]
2. Simplify
[tex]\frac{6}{12}[/tex] = [tex]\frac{1}{2}[/tex]
3. Solution
[tex]\frac{1}{2}[/tex] or 0.5
Aircraft A has 126 more seats than aircraft B. If their total number of seats is 440 , find the number of seats for each aircraft.
Answer:
Aircraft A = 283 seats
Aircraft B = 157 seats
Step-by-step explanation:
Aircraft A = B + 126
Aircraft B
A + B= 440
B + 126 + B= 440
Collect the like terms
B+B+126= 440
2B+126= 440
2B= 440-126
2B= 314
B= 157
Substitute 157 for B in equation 1
A= B+126
A= 157+126
A= 283
Hence Aircraft A has 283 seats and Aircraft B has 157 seats
PLEASE HELP ME !! I NEED TO PASS !!
Answer:
216 ft squared
Step-by-step explanation:
[tex]18*12=216ft^{2}[/tex]
The net below represents a container.
What solid figure is represented by the net?
Answer:
Triangular prism
Step-by-step explanation:
Triangle baces and Rectangle sides make a Triangular prism.
Can someone help me solve this. 6÷2(1+2)=
Answer:
9 is the correct answer
Step-by-step explanation:
please mark me as brainlist for the fast answer thanks
please please help!! i don’t know how to do this
Answer:
What is your question I will not see and understand
on Monday, there were 18 chickens and 12 sheeps in a field. there were no other animals in the field. what was the ratio of chickens to sheep i the field on monday?
Answer:
18:12
Step-by-step explanation:
The ratio of chickens to sheep in the field on monday is 2 : 3.
What are ratio and proportion?In its most basic form, a ratio is a comparison between two comparable quantities.
There are two types of proportions One is the direct proportion, whereby increasing one number by a constant k also increases the other quantity by the same constant k, and vice versa.
If one quantity is increased by a constant k, the other will decrease by the same constant k in the case of inverse proportion, and vice versa.
Given, On Monday, there were 18 chickens and 12 sheeps in a field.
Therefore, For every 18 chickens there is 12 sheeps in the feild.
So, Monday's chickens to sheep ratio in the field is,
Chicken : Sheep = 12 : 18.
Chicken : Sheep = 4 : 6.
Chicken : Sheep = 2 : 3.
learn more about proportion here :
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