84=3u

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Solution for 84=3u equation:


Simplifying
84 = 3u

Solving
84 = 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.
84 + -3u = 3u + -3u

Combine like terms: 3u + -3u = 0
84 + -3u = 0

Add '-84' to each side of the equation.
84 + -84 + -3u = 0 + -84

Combine like terms: 84 + -84 = 0
0 + -3u = 0 + -84
-3u = 0 + -84

Combine like terms: 0 + -84 = -84
-3u = -84

Divide each side by '-3'.
u = 28

Simplifying
u = 28

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