3u-18=0

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Solution for 3u-18=0 equation: 


Simplifying
3u + -18 = 0

Reorder the terms:
-18 + 3u = 0

Solving
-18 + 3u = 0

Solving for variable 'u'.

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

Add '18' to each side of the equation.
-18 + 18 + 3u = 0 + 18

Combine like terms: -18 + 18 = 0
0 + 3u = 0 + 18
3u = 0 + 18

Combine like terms: 0 + 18 = 18
3u = 18

Divide each side by '3'.
u = 6

Simplifying
u = 6

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