3xu=9-1

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Solution for 3xu=9-1 equation: 


Simplifying
3xu = 9 + -1

Combine like terms: 9 + -1 = 8
3ux = 8

Solving
3ux = 8

Solving for variable 'u'.

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

Divide each side by '3x'.
u = 2.666666667x-1

Simplifying
u = 2.666666667x-1

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