9(6+u)-2u=100

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Solution for 9(6+u)-2u=100 equation: 


Simplifying
9(6 + u) + -2u = 100
(6 * 9 + u * 9) + -2u = 100
(54 + 9u) + -2u = 100

Combine like terms: 9u + -2u = 7u
54 + 7u = 100

Solving
54 + 7u = 100

Solving for variable 'u'.

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

Add '-54' to each side of the equation.
54 + -54 + 7u = 100 + -54

Combine like terms: 54 + -54 = 0
0 + 7u = 100 + -54
7u = 100 + -54

Combine like terms: 100 + -54 = 46
7u = 46

Divide each side by '7'.
u = 6.571428571

Simplifying
u = 6.571428571

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