-6u-36=-3(u+7)

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Solution for -6u-36=-3(u+7) equation:


Simplifying
-6u + -36 = -3(u + 7)

Reorder the terms:
-36 + -6u = -3(u + 7)

Reorder the terms:
-36 + -6u = -3(7 + u)
-36 + -6u = (7 * -3 + u * -3)
-36 + -6u = (-21 + -3u)

Solving
-36 + -6u = -21 + -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.
-36 + -6u + 3u = -21 + -3u + 3u

Combine like terms: -6u + 3u = -3u
-36 + -3u = -21 + -3u + 3u

Combine like terms: -3u + 3u = 0
-36 + -3u = -21 + 0
-36 + -3u = -21

Add '36' to each side of the equation.
-36 + 36 + -3u = -21 + 36

Combine like terms: -36 + 36 = 0
0 + -3u = -21 + 36
-3u = -21 + 36

Combine like terms: -21 + 36 = 15
-3u = 15

Divide each side by '-3'.
u = -5

Simplifying
u = -5

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