Question 484891

{{{ 2x^2-5x-12}}}...replace {{{-5x}}} with {{{3x-8x}}}


{{{2x^2+3x-8x-12}}}.....group


{{{(2x^2+3x)-(8x+12)}}}


{{{x(2x+3)-4(2x+3)}}}


{{{(x-4) (2 x+3)}}}