.4(x-.5)=13

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Solution for .4(x-.5)=13 equation:


Simplifying
0.4(x + -0.5) = 13

Reorder the terms:
0.4(-0.5 + x) = 13
(-0.5 * 0.4 + x * 0.4) = 13
(-0.2 + 0.4x) = 13

Solving
-0.2 + 0.4x = 13

Solving for variable 'x'.

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

Add '0.2' to each side of the equation.
-0.2 + 0.2 + 0.4x = 13 + 0.2

Combine like terms: -0.2 + 0.2 = 0.0
0.0 + 0.4x = 13 + 0.2
0.4x = 13 + 0.2

Combine like terms: 13 + 0.2 = 13.2
0.4x = 13.2

Divide each side by '0.4'.
x = 33

Simplifying
x = 33

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