-9(u+1)=-6u-18

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Solution for -9(u+1)=-6u-18 equation:


Simplifying
-9(u + 1) = -6u + -18

Reorder the terms:
-9(1 + u) = -6u + -18
(1 * -9 + u * -9) = -6u + -18
(-9 + -9u) = -6u + -18

Reorder the terms:
-9 + -9u = -18 + -6u

Solving
-9 + -9u = -18 + -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.
-9 + -9u + 6u = -18 + -6u + 6u

Combine like terms: -9u + 6u = -3u
-9 + -3u = -18 + -6u + 6u

Combine like terms: -6u + 6u = 0
-9 + -3u = -18 + 0
-9 + -3u = -18

Add '9' to each side of the equation.
-9 + 9 + -3u = -18 + 9

Combine like terms: -9 + 9 = 0
0 + -3u = -18 + 9
-3u = -18 + 9

Combine like terms: -18 + 9 = -9
-3u = -9

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

Simplifying
u = 3

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