0.4x-0.2(4-x)=1.3

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Solution for 0.4x-0.2(4-x)=1.3 equation: 


Simplifying
0.4x + -0.2(4 + -1x) = 1.3
0.4x + (4 * -0.2 + -1x * -0.2) = 1.3
0.4x + (-0.8 + 0.2x) = 1.3

Reorder the terms:
-0.8 + 0.4x + 0.2x = 1.3

Combine like terms: 0.4x + 0.2x = 0.6x
-0.8 + 0.6x = 1.3

Solving
-0.8 + 0.6x = 1.3

Solving for variable 'x'.

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

Add '0.8' to each side of the equation.
-0.8 + 0.8 + 0.6x = 1.3 + 0.8

Combine like terms: -0.8 + 0.8 = 0.0
0.0 + 0.6x = 1.3 + 0.8
0.6x = 1.3 + 0.8

Combine like terms: 1.3 + 0.8 = 2.1
0.6x = 2.1

Divide each side by '0.6'.
x = 3.5

Simplifying
x = 3.5

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