4x-3-4x+2
-1
5x2+3x-4x2-2x+1
1x2+1x+1
3x + (2x-1)
5x - 1
(4x + 2) - (3x+2)
x
-5x +8 -4x -12 =
-9x -4
(6x2-x)-(3x2-5x+6)
3x2+4x-6