56-5u=3u

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Solution for 56-5u=3u equation:


Simplifying
56 + -5u = 3u

Solving
56 + -5u = 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.
56 + -5u + -3u = 3u + -3u

Combine like terms: -5u + -3u = -8u
56 + -8u = 3u + -3u

Combine like terms: 3u + -3u = 0
56 + -8u = 0

Add '-56' to each side of the equation.
56 + -56 + -8u = 0 + -56

Combine like terms: 56 + -56 = 0
0 + -8u = 0 + -56
-8u = 0 + -56

Combine like terms: 0 + -56 = -56
-8u = -56

Divide each side by '-8'.
u = 7

Simplifying
u = 7

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