3u-6=9-2u

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Solution for 3u-6=9-2u equation:


Simplifying
3u + -6 = 9 + -2u

Reorder the terms:
-6 + 3u = 9 + -2u

Solving
-6 + 3u = 9 + -2u

Solving for variable 'u'.

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

Add '2u' to each side of the equation.
-6 + 3u + 2u = 9 + -2u + 2u

Combine like terms: 3u + 2u = 5u
-6 + 5u = 9 + -2u + 2u

Combine like terms: -2u + 2u = 0
-6 + 5u = 9 + 0
-6 + 5u = 9

Add '6' to each side of the equation.
-6 + 6 + 5u = 9 + 6

Combine like terms: -6 + 6 = 0
0 + 5u = 9 + 6
5u = 9 + 6

Combine like terms: 9 + 6 = 15
5u = 15

Divide each side by '5'.
u = 3

Simplifying
u = 3

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