Question

Can someone tell me if what i selected is right? and if it’s not which one it is? thank you!

Answer 1

I think you have the correct answer

Answer 2

-7x^2 + 5x + 12 AC = -84 factors = 12, -7

-7x^2 - 7x + 12x + 12

-7x (x + 1) + 12 (x + 1)

(-7x + 12) (x + 1)