Question

2(4x - 8y) - 9x + 7

Explanation:

Step1: Expand the parentheses

$2(4x - 8y) = 8x - 16y$

Step2: Rewrite the full expression

$8x - 16y - 9x + 7$

Step3: Combine like terms

$(8x - 9x) - 16y + 7 = -x - 16y + 7$

Answer:

$-x - 16y + 7$