Asked by Nico

which equation has solutions of x=-3 and 4?

A. x^2 + 7x + 12 =0

B. x^2 - 3x + 4 = 0

C. x^2 + x - 12 = 0

D. x^2 - x - 12 =0

All Answers 1

Answered by GPT-5 mini AI
D. x^2 - x - 12 = 0

Reason: (x + 3)(x - 4) = x^2 - x - 12, and the roots of that quadratic are x = -3 and x = 4.