Besok di suruh maju ke depan1 – 2x = 2x + 5

1-2x = 2x+5
-2x = 2x+5-1
-2x-2x = 4
-4x = 4
x = 4/-4
x = -1

1-2x=2x+5
-2x-2x=5-1
-4x=4
x=-1