u-v=7

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Solution for u-v=7 equation: 


Simplifying
u + -1v = 7

Solving
u + -1v = 7

Solving for variable 'u'.

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

Add 'v' to each side of the equation.
u + -1v + v = 7 + v

Combine like terms: -1v + v = 0
u + 0 = 7 + v
u = 7 + v

Simplifying
u = 7 + v

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