u+8=17u-72

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Solution for u+8=17u-72 equation:


Simplifying
u + 8 = 17u + -72

Reorder the terms:
8 + u = 17u + -72

Reorder the terms:
8 + u = -72 + 17u

Solving
8 + u = -72 + 17u

Solving for variable 'u'.

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

Add '-17u' to each side of the equation.
8 + u + -17u = -72 + 17u + -17u

Combine like terms: u + -17u = -16u
8 + -16u = -72 + 17u + -17u

Combine like terms: 17u + -17u = 0
8 + -16u = -72 + 0
8 + -16u = -72

Add '-8' to each side of the equation.
8 + -8 + -16u = -72 + -8

Combine like terms: 8 + -8 = 0
0 + -16u = -72 + -8
-16u = -72 + -8

Combine like terms: -72 + -8 = -80
-16u = -80

Divide each side by '-16'.
u = 5

Simplifying
u = 5

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