3u+3=6u-3

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Solution for 3u+3=6u-3 equation:


Simplifying
3u + 3 = 6u + -3

Reorder the terms:
3 + 3u = 6u + -3

Reorder the terms:
3 + 3u = -3 + 6u

Solving
3 + 3u = -3 + 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 + 3u + -6u = -3 + 6u + -6u

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

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

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

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

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

Divide each side by '-3'.
u = 2

Simplifying
u = 2

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