7u+54=18u-100

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Solution for 7u+54=18u-100 equation:


Simplifying
7u + 54 = 18u + -100

Reorder the terms:
54 + 7u = 18u + -100

Reorder the terms:
54 + 7u = -100 + 18u

Solving
54 + 7u = -100 + 18u

Solving for variable 'u'.

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

Add '-18u' to each side of the equation.
54 + 7u + -18u = -100 + 18u + -18u

Combine like terms: 7u + -18u = -11u
54 + -11u = -100 + 18u + -18u

Combine like terms: 18u + -18u = 0
54 + -11u = -100 + 0
54 + -11u = -100

Add '-54' to each side of the equation.
54 + -54 + -11u = -100 + -54

Combine like terms: 54 + -54 = 0
0 + -11u = -100 + -54
-11u = -100 + -54

Combine like terms: -100 + -54 = -154
-11u = -154

Divide each side by '-11'.
u = 14

Simplifying
u = 14

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