x-12=.20x

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Solution for x-12=.20x equation:


Simplifying
x + -12 = 0.20x

Reorder the terms:
-12 + x = 0.20x

Solving
-12 + x = 0.20x

Solving for variable 'x'.

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

Add '-0.20x' to each side of the equation.
-12 + x + -0.20x = 0.20x + -0.20x

Combine like terms: x + -0.20x = 0.8x
-12 + 0.8x = 0.20x + -0.20x

Combine like terms: 0.20x + -0.20x = 0.00
-12 + 0.8x = 0.00

Add '12' to each side of the equation.
-12 + 12 + 0.8x = 0.00 + 12

Combine like terms: -12 + 12 = 0
0 + 0.8x = 0.00 + 12
0.8x = 0.00 + 12

Combine like terms: 0.00 + 12 = 12
0.8x = 12

Divide each side by '0.8'.
x = 15

Simplifying
x = 15

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