4u-11=81

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Solution for 4u-11=81 equation: 


Simplifying
4u + -11 = 81

Reorder the terms:
-11 + 4u = 81

Solving
-11 + 4u = 81

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 + 4u = 81 + 11

Combine like terms: -11 + 11 = 0
0 + 4u = 81 + 11
4u = 81 + 11

Combine like terms: 81 + 11 = 92
4u = 92

Divide each side by '4'.
u = 23

Simplifying
u = 23

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