Question

Add:
5x+7y-12, 3x-5y+2
Subtract :
2x-5y from 4x+3y

Answer 1

Step-by-step explanation:

$\: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: 1. = > (5x + 7y - 12) \: + (3x - 5y + 2) \\ = \: 8x + 2y - 10\\ \\ 2. = > (4x + 3y) - (2x - 5y) \\ = \: 2x + 8y$