rewrite in simplest terms: (-10x - 7y) - (-5x + 6y)

rewrite in simplest terms: (-10x - 7y) - (-5x + 6y)
Answer
Explanation:
Step1: Remove parentheses
$(-10x - 7y)-(-5x + 6y)=-10x - 7y + 5x-6y$
Step2: Combine like - terms
$(-10x+5x)+(-7y - 6y)=-5x-13y$
Answer:
$-5x - 13y$