-7(u-6)=-3u+18

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Solution for -7(u-6)=-3u+18 equation:


Simplifying
-7(u + -6) = -3u + 18

Reorder the terms:
-7(-6 + u) = -3u + 18
(-6 * -7 + u * -7) = -3u + 18
(42 + -7u) = -3u + 18

Reorder the terms:
42 + -7u = 18 + -3u

Solving
42 + -7u = 18 + -3u

Solving for variable 'u'.

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

Add '3u' to each side of the equation.
42 + -7u + 3u = 18 + -3u + 3u

Combine like terms: -7u + 3u = -4u
42 + -4u = 18 + -3u + 3u

Combine like terms: -3u + 3u = 0
42 + -4u = 18 + 0
42 + -4u = 18

Add '-42' to each side of the equation.
42 + -42 + -4u = 18 + -42

Combine like terms: 42 + -42 = 0
0 + -4u = 18 + -42
-4u = 18 + -42

Combine like terms: 18 + -42 = -24
-4u = -24

Divide each side by '-4'.
u = 6

Simplifying
u = 6

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