u-9u=9

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Solution for u-9u=9 equation: 


Simplifying
u + -9u = 9

Combine like terms: u + -9u = -8u
-8u = 9

Solving
-8u = 9

Solving for variable 'u'.

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

Divide each side by '-8'.
u = -1.125

Simplifying
u = -1.125

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