Question

решить уравнение 1/3(4х+2)=2х-1

Answer 1

4/3Х +2/3 = 2Х -1
4Х + 2 = 3(2Х-1)
4Х +2 = 6Х -3
4Х -6Х = -3-2
-2Х = -5
2Х = 5
Х = 2,5

Answer 2

1/3(4х+2)=2х-1  |*3
4x+2=6x-3
4x-6x=-3-2
-2x=-5
x=2,5