8u-63=u

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Solution for 8u-63=u equation:


Simplifying
8u + -63 = u

Reorder the terms:
-63 + 8u = u

Solving
-63 + 8u = 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.
-63 + 8u + -1u = u + -1u

Combine like terms: 8u + -1u = 7u
-63 + 7u = u + -1u

Combine like terms: u + -1u = 0
-63 + 7u = 0

Add '63' to each side of the equation.
-63 + 63 + 7u = 0 + 63

Combine like terms: -63 + 63 = 0
0 + 7u = 0 + 63
7u = 0 + 63

Combine like terms: 0 + 63 = 63
7u = 63

Divide each side by '7'.
u = 9

Simplifying
u = 9

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