-9+u=-7

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Solution for -9+u=-7 equation:


Simplifying
-9 + u = -7

Solving
-9 + u = -7

Solving for variable 'u'.

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

Add '9' to each side of the equation.
-9 + 9 + u = -7 + 9

Combine like terms: -9 + 9 = 0
0 + u = -7 + 9
u = -7 + 9

Combine like terms: -7 + 9 = 2
u = 2

Simplifying
u = 2

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