12u-84=6u

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Solution for 12u-84=6u equation:


Simplifying
12u + -84 = 6u

Reorder the terms:
-84 + 12u = 6u

Solving
-84 + 12u = 6u

Solving for variable 'u'.

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

Add '-6u' to each side of the equation.
-84 + 12u + -6u = 6u + -6u

Combine like terms: 12u + -6u = 6u
-84 + 6u = 6u + -6u

Combine like terms: 6u + -6u = 0
-84 + 6u = 0

Add '84' to each side of the equation.
-84 + 84 + 6u = 0 + 84

Combine like terms: -84 + 84 = 0
0 + 6u = 0 + 84
6u = 0 + 84

Combine like terms: 0 + 84 = 84
6u = 84

Divide each side by '6'.
u = 14

Simplifying
u = 14

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