u-7.5=8.1

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Solution for u-7.5=8.1 equation: 


Simplifying
u + -7.5 = 8.1

Reorder the terms:
-7.5 + u = 8.1

Solving
-7.5 + u = 8.1

Solving for variable 'u'.

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

Add '7.5' to each side of the equation.
-7.5 + 7.5 + u = 8.1 + 7.5

Combine like terms: -7.5 + 7.5 = 0.0
0.0 + u = 8.1 + 7.5
u = 8.1 + 7.5

Combine like terms: 8.1 + 7.5 = 15.6
u = 15.6

Simplifying
u = 15.6

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