Question

Combine like terms. What is a simpler form of the expression?

Answer 1

-3(-4y+3)+7y 

First multiply -3 by the terms in the parentheses 
-3(-4y+3) = 12y -9
Your expression now looks like 
12y -9 +7y 
Then combine the terms containing the variable y 
12y + 7y = 19 y 
Your final answer is 
19y - 9 (answer choice A)

Answer 2

Connexus: Algebraic expressions quiz

1. C, 1/4

2.D, 60

3.C, $10

4.B, IRRATIONAL NUMBERS

5.D,3.31

6.A,7

7.B, DISTRIBUTIVE PROPERTY

8.D,t-40

9. C, 15+8w

10.A, 12F+5R+9B;138

11. plug in the numbers to the equation and you get -55

12. -3(-4y+3)+7y first multiply the -3 on the outside of the parenthesis to the -4y+3, then you get 12y+(-9)+7y add up the ys and you get 19y-9!

-hope this helps all of you guys out! :3