Ответ:

5(x-2)=(3x+2)(x-2)

5x-10=3x^2-6x+2x-4

5x-10=3x^2-4x-4

5x-10-3x^2+4x+4=0

9 x-6-3x^2=0

3 x - 2 - x^2=0

-3x+2+x^2=0

x^2-3x+2=0

x^2-x-2x+2=0

x(x-1)-2(x-1)=0

(x-1)(x-2)=0

x-1=0

x-2=0

x=1

x=2