Question

$(x^{2} +x-12)=3-x$

alquien me podria ayudar plis

Answer 1

x² + x - 12 = 3 - x

x² + x + x - 12 - 3 = 0

x² + 2x - 15 = 0

Factorizamos

x² + 2x - 15 = 0

(x + 5 ) (x - 3 )

x + 5 = 0 x - 3 = 0

x = -5 x = 3

Espero te sirva :)