9u+3=6u+12

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Solution for 9u+3=6u+12 equation:


Simplifying
9u + 3 = 6u + 12

Reorder the terms:
3 + 9u = 6u + 12

Reorder the terms:
3 + 9u = 12 + 6u

Solving
3 + 9u = 12 + 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.
3 + 9u + -6u = 12 + 6u + -6u

Combine like terms: 9u + -6u = 3u
3 + 3u = 12 + 6u + -6u

Combine like terms: 6u + -6u = 0
3 + 3u = 12 + 0
3 + 3u = 12

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

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

Combine like terms: 12 + -3 = 9
3u = 9

Divide each side by '3'.
u = 3

Simplifying
u = 3

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