Simplify: [5-3x+2y-(2x-y)]-(3x -7y+9)

asked Dec 21, 2015 145k views

5 votes

8.9k points

Please log in or register to add a comment.

7 votes

$[5-3x+2y-(2x-y)]-(3x-7y+9)\\\\=(5-3x+2y-2x+y)-3x+7y-9\\\\=(5-5x+3y)-3x+7y-9\\\\=5-5x+3y-3x+7y-9\\\\=-8x+10y-4$

Steve Graham answered Dec 22, 2015

7.6k points

5 votes

(5-3x+2y-2x+y)-(3x-7y+9)= (5-5x+3y)-(3x-7y+9)= 5-5x+3y-3x+7y-9= -8x+10y-4= 2(-4x+5y-2)

Pallab answered Dec 25, 2015

9.2k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers