Question 771132


{{{2x(6-x)-3x(x^2-x+1)}}}


{{{2x*6-2x*x-3x*x^2+3x*x-3x*1}}}


{{{12x-2x^2-3x^3+3x^2-3x}}}


{{{-3x^3+x^2+9x}}}