3u-11=31

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Solution for 3u-11=31 equation: 


Simplifying
3u + -11 = 31

Reorder the terms:
-11 + 3u = 31

Solving
-11 + 3u = 31

Solving for variable 'u'.

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

Add '11' to each side of the equation.
-11 + 11 + 3u = 31 + 11

Combine like terms: -11 + 11 = 0
0 + 3u = 31 + 11
3u = 31 + 11

Combine like terms: 31 + 11 = 42
3u = 42

Divide each side by '3'.
u = 14

Simplifying
u = 14

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