3u=8+u

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Solution for 3u=8+u equation:


Simplifying
3u = 8 + u

Solving
3u = 8 + 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.
3u + -1u = 8 + u + -1u

Combine like terms: 3u + -1u = 2u
2u = 8 + u + -1u

Combine like terms: u + -1u = 0
2u = 8 + 0
2u = 8

Divide each side by '2'.
u = 4

Simplifying
u = 4

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