Relax

Respuesta :

Answer:

One of it solution is -3.

Step-by-step explanation:

x²-x=12

= x²-x-12=0

= x²+3x-4x-12=0

= x( x+3)+3(x-4)=0

= x+3=0 or x-4=0

= x = -3 or x=4