Question

x+(4x+7)^2=2x(8x+11)

Answer 1

Х + ( 4х + 7 )^2 = 2х( 8х + 11 )
Х + 16х^2 + 56х + 49 = 16х^2 + 22х
57х + 49 = 22х
35х = - 49
Х = - 1,4

Answer 2

Спасибо!)