5u-9=57

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Solution for 5u-9=57 equation: 


Simplifying
5u + -9 = 57

Reorder the terms:
-9 + 5u = 57

Solving
-9 + 5u = 57

Solving for variable 'u'.

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

Add '9' to each side of the equation.
-9 + 9 + 5u = 57 + 9

Combine like terms: -9 + 9 = 0
0 + 5u = 57 + 9
5u = 57 + 9

Combine like terms: 57 + 9 = 66
5u = 66

Divide each side by '5'.
u = 13.2

Simplifying
u = 13.2

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