15+8u-4=83

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Solution for 15+8u-4=83 equation:


Simplifying
15 + 8u + -4 = 83

Reorder the terms:
15 + -4 + 8u = 83

Combine like terms: 15 + -4 = 11
11 + 8u = 83

Solving
11 + 8u = 83

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 + 8u = 83 + -11

Combine like terms: 11 + -11 = 0
0 + 8u = 83 + -11
8u = 83 + -11

Combine like terms: 83 + -11 = 72
8u = 72

Divide each side by '8'.
u = 9

Simplifying
u = 9

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