Question

Решите уравнения (х+4)(4х+6)-(2х+1)^2=-4

Answer 1

4x^2+6x+16x+24-4x^2-4x-1=-4
6x+16x-4x=-4+1-24
18x=-27
x=-3/2 = -1.5

Answer 2

4x^2+6x+16x+24-4x^2-4x-1+4=0 18x=-27 X=-1.5