This is an easy algebraic problem. All you need to do is to follow the steps below.

4x + 3(2 - x) = 8 - 2x

4x + 6 - 3x = 8 - 2x

x - 6 = 8 - 2x

3x = 14

x = 14/3 = answer

4x + 3(2 - x) = 8 - 2x

4x + 6 - 3x = 8 - 2x

x - 6 = 8 - 2x

3x = 14

x = 14/3 = answer