u+7.8=9.69

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Solution for u+7.8=9.69 equation: 


Simplifying
u + 7.8 = 9.69

Reorder the terms:
7.8 + u = 9.69

Solving
7.8 + u = 9.69

Solving for variable 'u'.

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

Add '-7.8' to each side of the equation.
7.8 + -7.8 + u = 9.69 + -7.8

Combine like terms: 7.8 + -7.8 = 0.0
0.0 + u = 9.69 + -7.8
u = 9.69 + -7.8

Combine like terms: 9.69 + -7.8 = 1.89
u = 1.89

Simplifying
u = 1.89

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