4u-12=40

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Solution for 4u-12=40 equation: 


Simplifying
4u + -12 = 40

Reorder the terms:
-12 + 4u = 40

Solving
-12 + 4u = 40

Solving for variable 'u'.

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

Add '12' to each side of the equation.
-12 + 12 + 4u = 40 + 12

Combine like terms: -12 + 12 = 0
0 + 4u = 40 + 12
4u = 40 + 12

Combine like terms: 40 + 12 = 52
4u = 52

Divide each side by '4'.
u = 13

Simplifying
u = 13

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