12=3xu

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Solution for 12=3xu equation:


Simplifying
12 = 3xu

Solving
12 = 3ux

Solving for variable 'u'.

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

Add '-3ux' to each side of the equation.
12 + -3ux = 3ux + -3ux

Combine like terms: 3ux + -3ux = 0
12 + -3ux = 0

Add '-12' to each side of the equation.
12 + -12 + -3ux = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -3ux = 0 + -12
-3ux = 0 + -12

Combine like terms: 0 + -12 = -12
-3ux = -12

Divide each side by '-3x'.
u = 4x-1

Simplifying
u = 4x-1

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