Question

Which expression is equivalent to (–3y – x) – (5y – 8x)? *

Answer 1

Answer:

-8y+7x

Step-by-step explanation:

clear the () on the left first;

$- 3y - x - (5y - 8x)$

the solve the right;

$- 3y - x - 5y + 8x$

arrange;

$8x - x - 3y - 5y$

$7x - 8y$