9u-2u=7

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Solution for 9u-2u=7 equation: 


Simplifying
9u + -2u = 7

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

Solving
7u = 7

Solving for variable 'u'.

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

Divide each side by '7'.
u = 1

Simplifying
u = 1

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