Question

3x+2y-2x+2=3x-2x+2y+2

Answer 1

1x+2y+2=1x+2y+2
And your answers is all real numbers

Answer 2

Easy. Follow my steps:
Combine Like terms

`x+2y+2=x+2y+2`

Then, add-2 to both sides.

`2y=2y`

Then divide.

Answer: x=0