0.4x-0.8(5-x)=1.4

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Solution for 0.4x-0.8(5-x)=1.4 equation: 


Simplifying
0.4x + -0.8(5 + -1x) = 1.4
0.4x + (5 * -0.8 + -1x * -0.8) = 1.4
0.4x + (-4 + 0.8x) = 1.4

Reorder the terms:
-4 + 0.4x + 0.8x = 1.4

Combine like terms: 0.4x + 0.8x = 1.2x
-4 + 1.2x = 1.4

Solving
-4 + 1.2x = 1.4

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 1.2x = 1.4 + 4

Combine like terms: -4 + 4 = 0
0 + 1.2x = 1.4 + 4
1.2x = 1.4 + 4

Combine like terms: 1.4 + 4 = 5.4
1.2x = 5.4

Divide each side by '1.2'.
x = 4.5

Simplifying
x = 4.5

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