6u=-9(-u-3)

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Solution for 6u=-9(-u-3) equation:


Simplifying
6u = -9(-1u + -3)

Reorder the terms:
6u = -9(-3 + -1u)
6u = (-3 * -9 + -1u * -9)
6u = (27 + 9u)

Solving
6u = 27 + 9u

Solving for variable 'u'.

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

Add '-9u' to each side of the equation.
6u + -9u = 27 + 9u + -9u

Combine like terms: 6u + -9u = -3u
-3u = 27 + 9u + -9u

Combine like terms: 9u + -9u = 0
-3u = 27 + 0
-3u = 27

Divide each side by '-3'.
u = -9

Simplifying
u = -9

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