Question

1) (4x – 5y – 8) + (2x + 3y + 3) =
2) (3x – 2y + 4) – (3x – 4y – 5) =
3) (7x – 4y – 6) – (2x – 4y + 6) =

Answer 1

1) 4x-5y-8+2x+3y+3=6x-3y-5

2) 3x -2y+4-3x+4y+5=2y+9

3) 7x- 4y-6-2x+4y-6=5x