100u+-93u+-42=91

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Solution for 100u+-93u+-42=91 equation:


Simplifying
100u + -93u + -42 = 91

Reorder the terms:
-42 + 100u + -93u = 91

Combine like terms: 100u + -93u = 7u
-42 + 7u = 91

Solving
-42 + 7u = 91

Solving for variable 'u'.

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

Add '42' to each side of the equation.
-42 + 42 + 7u = 91 + 42

Combine like terms: -42 + 42 = 0
0 + 7u = 91 + 42
7u = 91 + 42

Combine like terms: 91 + 42 = 133
7u = 133

Divide each side by '7'.
u = 19

Simplifying
u = 19

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