-2(-u+4)-u=

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


Simplifying
-2(-1u + 4) + -1u = 0

Reorder the terms:
-2(4 + -1u) + -1u = 0
(4 * -2 + -1u * -2) + -1u = 0
(-8 + 2u) + -1u = 0

Combine like terms: 2u + -1u = 1u
-8 + 1u = 0

Solving
-8 + 1u = 0

Solving for variable 'u'.

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

Add '8' to each side of the equation.
-8 + 8 + 1u = 0 + 8

Combine like terms: -8 + 8 = 0
0 + 1u = 0 + 8
1u = 0 + 8

Combine like terms: 0 + 8 = 8
1u = 8

Divide each side by '1'.
u = 8

Simplifying
u = 8

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