Question

решите уравнение 2-2(x-1)=4(x-2)

Answer 1

2-2х+2=4х-8
-6х=-12
х=2

Answer 2

2-2(x-1)=4(x-2)
2-2x+2=4x-8
-2x-4x=-2-2-8
-6x=-12
x=-12:(-6)
x=2