Question

(x - 2)(x + 1) = (x - 1)(x + 3)​

Answer 1

Answer:

$(x-2)(x+1)=(x-1)(x+3)$⇒

$x^{2} + x-2x-2 = x^{2} +3x-x-3$⇒

$x^{2} -x-2 =x^{2} +2x-3$⇒

$x^{2} -x^{2} -x-2x =-3+2$⇒

$-3x = -1$⇒

∴$x = -\frac{1}{3}$

Step-by-step explanation: