Question

Find the difference.

8x - (12x2 + 5x) =

Answer 1

open the bracket first,
\[\huge 8x-12x^2-5x\]
by rearranging, we get
\[\huge 12x^2+8x-5x\]
\[\huge \color{red}{12x^2+3x}\]

Answer 2

this is our answer