5u=40-3u

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Solution for 5u=40-3u equation: 


Simplifying
5u = 40 + -3u

Solving
5u = 40 + -3u

Solving for variable 'u'.

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

Add '3u' to each side of the equation.
5u + 3u = 40 + -3u + 3u

Combine like terms: 5u + 3u = 8u
8u = 40 + -3u + 3u

Combine like terms: -3u + 3u = 0
8u = 40 + 0
8u = 40

Divide each side by '8'.
u = 5

Simplifying
u = 5

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