5+7u=8u

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Solution for 5+7u=8u equation:


Simplifying
5 + 7u = 8u

Solving
5 + 7u = 8u

Solving for variable 'u'.

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

Add '-8u' to each side of the equation.
5 + 7u + -8u = 8u + -8u

Combine like terms: 7u + -8u = -1u
5 + -1u = 8u + -8u

Combine like terms: 8u + -8u = 0
5 + -1u = 0

Add '-5' to each side of the equation.
5 + -5 + -1u = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -1u = 0 + -5
-1u = 0 + -5

Combine like terms: 0 + -5 = -5
-1u = -5

Divide each side by '-1'.
u = 5

Simplifying
u = 5

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