Question

(х - 4)(х + 2) - (х - 5)(х + 6) = - х

Answer 1

Ответ:

х²+2х-4х-8-х²-6х+5х+30= -х

2х-4х-6х+5х-х= 8-30

-4х= -22

х= 22/4

х= 5,5