12.5=0.8x

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Solution for 12.5=0.8x equation:


Simplifying
12.5 = 0.8x

Solving
12.5 = 0.8x

Solving for variable 'x'.

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

Add '-0.8x' to each side of the equation.
12.5 + -0.8x = 0.8x + -0.8x

Combine like terms: 0.8x + -0.8x = 0.0
12.5 + -0.8x = 0.0

Add '-12.5' to each side of the equation.
12.5 + -12.5 + -0.8x = 0.0 + -12.5

Combine like terms: 12.5 + -12.5 = 0.0
0.0 + -0.8x = 0.0 + -12.5
-0.8x = 0.0 + -12.5

Combine like terms: 0.0 + -12.5 = -12.5
-0.8x = -12.5

Divide each side by '-0.8'.
x = 15.625

Simplifying
x = 15.625

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