(4x2 – 6x + 2) + (-5x2 + 6x – 6)
\((4*2-6x+2)+(-5x2+6x-6)\)\(8-6x+2+(-5)*2+6x-6\)\(8-6x+2-10+6x-6\)\(ot 10-6x- ot10+6x-6\)\(-6x+6x-6\)\(-6\)The answer is: -6