Question

(2х-1)^2(в квадрате)-2(х-3)=(х+5)(4х-3)

Answer 1

$4x^2-6x+7=4x^2+7x-15$

$x=\frac{22}{23}$

Answer 2

4x²-4x+1-2x+6=4x²-3x+20x-15

-4x-2x+3x-20x=-15-1-6

-23x= -22

x= 22/23