Question

What is the factor of 7x squared minus 31x minus 20

Answer 1

(x - 5)*(7x+4) ( i got the answer from photomath )

Answer 2

$7x^{2} - 31x - 20$
$7 x^{2} - 35x + 4x - 20$
$(7x^2 - 35x)(4x-20)$
$7x(x - 5)$   $4(x-5)$

Final answer: $(7x+4)(x-5)$

Hope this helps! :)