-2(3u-4)+8u=-7(u+1)

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Solution for -2(3u-4)+8u=-7(u+1) equation:


Simplifying
-2(3u + -4) + 8u = -7(u + 1)

Reorder the terms:
-2(-4 + 3u) + 8u = -7(u + 1)
(-4 * -2 + 3u * -2) + 8u = -7(u + 1)
(8 + -6u) + 8u = -7(u + 1)

Combine like terms: -6u + 8u = 2u
8 + 2u = -7(u + 1)

Reorder the terms:
8 + 2u = -7(1 + u)
8 + 2u = (1 * -7 + u * -7)
8 + 2u = (-7 + -7u)

Solving
8 + 2u = -7 + -7u

Solving for variable 'u'.

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

Add '7u' to each side of the equation.
8 + 2u + 7u = -7 + -7u + 7u

Combine like terms: 2u + 7u = 9u
8 + 9u = -7 + -7u + 7u

Combine like terms: -7u + 7u = 0
8 + 9u = -7 + 0
8 + 9u = -7

Add '-8' to each side of the equation.
8 + -8 + 9u = -7 + -8

Combine like terms: 8 + -8 = 0
0 + 9u = -7 + -8
9u = -7 + -8

Combine like terms: -7 + -8 = -15
9u = -15

Divide each side by '9'.
u = -1.666666667

Simplifying
u = -1.666666667

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