x-4=12.5

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Solution for x-4=12.5 equation: 


Simplifying
x + -4 = 12.5

Reorder the terms:
-4 + x = 12.5

Solving
-4 + x = 12.5

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 + x = 12.5 + 4

Combine like terms: -4 + 4 = 0
0 + x = 12.5 + 4
x = 12.5 + 4

Combine like terms: 12.5 + 4 = 16.5
x = 16.5

Simplifying
x = 16.5

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