Question

9x^2 + 12x -32 = 0​

Answer 1

Explicación paso a paso:

$9x {}^{2} + 12x - 32 = 0 \\ (3x + 8)(3x - 4) = 0 \\ (3x + 8) = 0 \\ x = - \frac { 8}{3} \\ (3x - 4) = 0 \\ x = \frac{4}{3}$