-9(u-3)=6u+12

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Solution for -9(u-3)=6u+12 equation:


Simplifying
-9(u + -3) = 6u + 12

Reorder the terms:
-9(-3 + u) = 6u + 12
(-3 * -9 + u * -9) = 6u + 12
(27 + -9u) = 6u + 12

Reorder the terms:
27 + -9u = 12 + 6u

Solving
27 + -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.
27 + -9u + -6u = 12 + 6u + -6u

Combine like terms: -9u + -6u = -15u
27 + -15u = 12 + 6u + -6u

Combine like terms: 6u + -6u = 0
27 + -15u = 12 + 0
27 + -15u = 12

Add '-27' to each side of the equation.
27 + -27 + -15u = 12 + -27

Combine like terms: 27 + -27 = 0
0 + -15u = 12 + -27
-15u = 12 + -27

Combine like terms: 12 + -27 = -15
-15u = -15

Divide each side by '-15'.
u = 1

Simplifying
u = 1

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