Question

Four expressions are shown below:

4(8x + 2)
4(7x + 3)
32x + 8
28x + 12

Which two expressions are equivalent to 4(7x + 2 + x)?

Answer 1

32x+8 and 4(8x+2)

Explanation:

1. simplify the expression 4(8x+2) =32x+8

Answer 2

Explanation:

4(7x + 2 + x) = 4(8x + 2) = 4*8x + 4*2 = 32x + 8

4(7x + 2 + x) are equivalent to 4(8x + 2) and 32x + 8