3(u-1)=7u+3-2(-4u-4)

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Solution for 3(u-1)=7u+3-2(-4u-4) equation:


Simplifying
3(u + -1) = 7u + 3 + -2(-4u + -4)

Reorder the terms:
3(-1 + u) = 7u + 3 + -2(-4u + -4)
(-1 * 3 + u * 3) = 7u + 3 + -2(-4u + -4)
(-3 + 3u) = 7u + 3 + -2(-4u + -4)

Reorder the terms:
-3 + 3u = 7u + 3 + -2(-4 + -4u)
-3 + 3u = 7u + 3 + (-4 * -2 + -4u * -2)
-3 + 3u = 7u + 3 + (8 + 8u)

Reorder the terms:
-3 + 3u = 3 + 8 + 7u + 8u

Combine like terms: 3 + 8 = 11
-3 + 3u = 11 + 7u + 8u

Combine like terms: 7u + 8u = 15u
-3 + 3u = 11 + 15u

Solving
-3 + 3u = 11 + 15u

Solving for variable 'u'.

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

Add '-15u' to each side of the equation.
-3 + 3u + -15u = 11 + 15u + -15u

Combine like terms: 3u + -15u = -12u
-3 + -12u = 11 + 15u + -15u

Combine like terms: 15u + -15u = 0
-3 + -12u = 11 + 0
-3 + -12u = 11

Add '3' to each side of the equation.
-3 + 3 + -12u = 11 + 3

Combine like terms: -3 + 3 = 0
0 + -12u = 11 + 3
-12u = 11 + 3

Combine like terms: 11 + 3 = 14
-12u = 14

Divide each side by '-12'.
u = -1.166666667

Simplifying
u = -1.166666667

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