9u-8.1=9.9

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Solution for 9u-8.1=9.9 equation: 


Simplifying
9u + -8.1 = 9.9

Reorder the terms:
-8.1 + 9u = 9.9

Solving
-8.1 + 9u = 9.9

Solving for variable 'u'.

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

Add '8.1' to each side of the equation.
-8.1 + 8.1 + 9u = 9.9 + 8.1

Combine like terms: -8.1 + 8.1 = 0.0
0.0 + 9u = 9.9 + 8.1
9u = 9.9 + 8.1

Combine like terms: 9.9 + 8.1 = 18
9u = 18

Divide each side by '9'.
u = 2

Simplifying
u = 2

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