9-8u=9-9u

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Solution for 9-8u=9-9u equation:


Simplifying
9 + -8u = 9 + -9u

Add '-9' to each side of the equation.
9 + -9 + -8u = 9 + -9 + -9u

Combine like terms: 9 + -9 = 0
0 + -8u = 9 + -9 + -9u
-8u = 9 + -9 + -9u

Combine like terms: 9 + -9 = 0
-8u = 0 + -9u
-8u = -9u

Solving
-8u = -9u

Solving for variable 'u'.

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

Add '9u' to each side of the equation.
-8u + 9u = -9u + 9u

Combine like terms: -8u + 9u = 1u
1u = -9u + 9u

Combine like terms: -9u + 9u = 0
1u = 0

Divide each side by '1'.
u = 0

Simplifying
u = 0

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