u+2.9=8.78

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Solution for u+2.9=8.78 equation: 


Simplifying
u + 2.9 = 8.78

Reorder the terms:
2.9 + u = 8.78

Solving
2.9 + u = 8.78

Solving for variable 'u'.

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

Add '-2.9' to each side of the equation.
2.9 + -2.9 + u = 8.78 + -2.9

Combine like terms: 2.9 + -2.9 = 0.0
0.0 + u = 8.78 + -2.9
u = 8.78 + -2.9

Combine like terms: 8.78 + -2.9 = 5.88
u = 5.88

Simplifying
u = 5.88

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