7(u-8)-12=3u

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Solution for 7(u-8)-12=3u equation:


Simplifying
7(u + -8) + -12 = 3u

Reorder the terms:
7(-8 + u) + -12 = 3u
(-8 * 7 + u * 7) + -12 = 3u
(-56 + 7u) + -12 = 3u

Reorder the terms:
-56 + -12 + 7u = 3u

Combine like terms: -56 + -12 = -68
-68 + 7u = 3u

Solving
-68 + 7u = 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.
-68 + 7u + -3u = 3u + -3u

Combine like terms: 7u + -3u = 4u
-68 + 4u = 3u + -3u

Combine like terms: 3u + -3u = 0
-68 + 4u = 0

Add '68' to each side of the equation.
-68 + 68 + 4u = 0 + 68

Combine like terms: -68 + 68 = 0
0 + 4u = 0 + 68
4u = 0 + 68

Combine like terms: 0 + 68 = 68
4u = 68

Divide each side by '4'.
u = 17

Simplifying
u = 17

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