How do you factor the expression $10x^2+7x-12$ ?

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Answer 1 · 2016-05-09T05:20:22

$=(2x+3)(5x-4)$

$10xx12=120=15xx8$
15-8=7
$10x^2+7x-12$
$=10x^2+15x-8x-12$
$=5x(2x+3)-4(2x+3)$
$=(2x+3)(5x-4)$

How do you factor the expression 10x^2+7x-1210x^2+7x-12?