7u-15u-16=72

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Solution for 7u-15u-16=72 equation:


Simplifying
7u + -15u + -16 = 72

Reorder the terms:
-16 + 7u + -15u = 72

Combine like terms: 7u + -15u = -8u
-16 + -8u = 72

Solving
-16 + -8u = 72

Solving for variable 'u'.

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

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

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

Combine like terms: 72 + 16 = 88
-8u = 88

Divide each side by '-8'.
u = -11

Simplifying
u = -11

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