U-8.9=3.2

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Solution for U-8.9=3.2 equation: 


Simplifying
U + -8.9 = 3.2

Reorder the terms:
-8.9 + U = 3.2

Solving
-8.9 + U = 3.2

Solving for variable 'U'.

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

Add '8.9' to each side of the equation.
-8.9 + 8.9 + U = 3.2 + 8.9

Combine like terms: -8.9 + 8.9 = 0.0
0.0 + U = 3.2 + 8.9
U = 3.2 + 8.9

Combine like terms: 3.2 + 8.9 = 12.1
U = 12.1

Simplifying
U = 12.1

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