.2x-.2(3-x)=.8

Solution for .2x-.2(3-x)=.8 equation:

Simplifying
0.2x + -0.2(3 + -1x) = 0.8
0.2x + (3 * -0.2 + -1x * -0.2) = 0.8
0.2x + (-0.6 + 0.2x) = 0.8

Reorder the terms:
-0.6 + 0.2x + 0.2x = 0.8

Combine like terms: 0.2x + 0.2x = 0.4x
-0.6 + 0.4x = 0.8

Solving
-0.6 + 0.4x = 0.8

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '0.6' to each side of the equation.
-0.6 + 0.6 + 0.4x = 0.8 + 0.6

Combine like terms: -0.6 + 0.6 = 0.0
0.0 + 0.4x = 0.8 + 0.6
0.4x = 0.8 + 0.6

Combine like terms: 0.8 + 0.6 = 1.4
0.4x = 1.4

Divide each side by '0.4'.
x = 3.5

Simplifying
x = 3.5