u-6=7

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Solution for u-6=7 equation: 


Simplifying
u + -6 = 7

Reorder the terms:
-6 + u = 7

Solving
-6 + u = 7

Solving for variable 'u'.

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

Add '6' to each side of the equation.
-6 + 6 + u = 7 + 6

Combine like terms: -6 + 6 = 0
0 + u = 7 + 6
u = 7 + 6

Combine like terms: 7 + 6 = 13
u = 13

Simplifying
u = 13

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