u-13=12

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Solution for u-13=12 equation: 


Simplifying
u + -13 = 12

Reorder the terms:
-13 + u = 12

Solving
-13 + u = 12

Solving for variable 'u'.

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

Add '13' to each side of the equation.
-13 + 13 + u = 12 + 13

Combine like terms: -13 + 13 = 0
0 + u = 12 + 13
u = 12 + 13

Combine like terms: 12 + 13 = 25
u = 25

Simplifying
u = 25

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