-2(u-3)=-9u+27

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Solution for -2(u-3)=-9u+27 equation:


Simplifying
-2(u + -3) = -9u + 27

Reorder the terms:
-2(-3 + u) = -9u + 27
(-3 * -2 + u * -2) = -9u + 27
(6 + -2u) = -9u + 27

Reorder the terms:
6 + -2u = 27 + -9u

Solving
6 + -2u = 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.
6 + -2u + 9u = 27 + -9u + 9u

Combine like terms: -2u + 9u = 7u
6 + 7u = 27 + -9u + 9u

Combine like terms: -9u + 9u = 0
6 + 7u = 27 + 0
6 + 7u = 27

Add '-6' to each side of the equation.
6 + -6 + 7u = 27 + -6

Combine like terms: 6 + -6 = 0
0 + 7u = 27 + -6
7u = 27 + -6

Combine like terms: 27 + -6 = 21
7u = 21

Divide each side by '7'.
u = 3

Simplifying
u = 3

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