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Reika [66]
3 years ago
12

Use the points (2, 45) and (8, 90) to find the slope and y-intercept of the trend line for the data comparing hours studied to t

est scores.
m =
b =
Mathematics
1 answer:
NARA [144]3 years ago
4 0

Answer:

m= 7.5

b= 30

Step-by-step explanation:

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If f(x) = 4x - 7, what's the value of f(2) ? *<br> O -1<br> O 1<br> O 20<br> O 35
sp2606 [1]

Answer:

B

Step-by-step explanation:

f(x) = 4x - 7

What does f(x) mean? It means that whatever variable you have on the left which is (x), the same variable must be on the right.

So f(2) means that whatever variable is on the right, it must be replaced with 2 on the right. So .....

f(2) = 4(2) - 7

f(2) = 8 - 7

f(2) = 1

3 0
2 years ago
Translate (in terms of x) then solve the algebraic equation: The sum of a number and 3 is subtracted from 10 the result is 5.
vitfil [10]

Answer:

The answer is 2

Step-by-step explanation:

Let the number be x

10 - (3 + x) = 5

10 - 3 -x = 5

7 - x = 5

x = 7-5

x = 2

8 0
2 years ago
Find the difference of (4.2x10^3)-(2.7x10^3) <br> Show work!
rewona [7]

Step-by-step explanation:

Is it helpful ?

plz let me know

4 0
3 years ago
A game at the fair involves ping-pong balls numbered 1 to 18. You can win a prize if you correctly choose the 5 numbers that are
torisob [31]

Answer: 0.014

Step-by-step explanation: 5 divided by 18!

5 0
3 years ago
What is the value of (4)(-7)(-2)?
spayn [35]

Answer:

=(4)(-7)(-2)

=-28*(-2)

=+56 is the answer

Step-by-step explanation:

hope it help ^_^

4 0
3 years ago
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