7u-99=u-3

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Solution for 7u-99=u-3 equation:


Simplifying
7u + -99 = u + -3

Reorder the terms:
-99 + 7u = u + -3

Reorder the terms:
-99 + 7u = -3 + u

Solving
-99 + 7u = -3 + u

Solving for variable 'u'.

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

Add '-1u' to each side of the equation.
-99 + 7u + -1u = -3 + u + -1u

Combine like terms: 7u + -1u = 6u
-99 + 6u = -3 + u + -1u

Combine like terms: u + -1u = 0
-99 + 6u = -3 + 0
-99 + 6u = -3

Add '99' to each side of the equation.
-99 + 99 + 6u = -3 + 99

Combine like terms: -99 + 99 = 0
0 + 6u = -3 + 99
6u = -3 + 99

Combine like terms: -3 + 99 = 96
6u = 96

Divide each side by '6'.
u = 16

Simplifying
u = 16

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