-8u+1=8-9u

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Solution for -8u+1=8-9u equation:


Simplifying
-8u + 1 = 8 + -9u

Reorder the terms:
1 + -8u = 8 + -9u

Solving
1 + -8u = 8 + -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.
1 + -8u + 9u = 8 + -9u + 9u

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

Combine like terms: -9u + 9u = 0
1 + 1u = 8 + 0
1 + 1u = 8

Add '-1' to each side of the equation.
1 + -1 + 1u = 8 + -1

Combine like terms: 1 + -1 = 0
0 + 1u = 8 + -1
1u = 8 + -1

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

Divide each side by '1'.
u = 7

Simplifying
u = 7

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