-72=64-8u

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Solution for -72=64-8u equation:


Simplifying
-72 = 64 + -8u

Solving
-72 = 64 + -8u

Solving for variable 'u'.

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

Add '8u' to each side of the equation.
-72 + 8u = 64 + -8u + 8u

Combine like terms: -8u + 8u = 0
-72 + 8u = 64 + 0
-72 + 8u = 64

Add '72' to each side of the equation.
-72 + 72 + 8u = 64 + 72

Combine like terms: -72 + 72 = 0
0 + 8u = 64 + 72
8u = 64 + 72

Combine like terms: 64 + 72 = 136
8u = 136

Divide each side by '8'.
u = 17

Simplifying
u = 17

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