-8=-(u+4)

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Solution for -8=-(u+4) equation:


Simplifying
-8 = -1(u + 4)

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

Solving
-8 = -4 + -1u

Solving for variable 'u'.

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

Add 'u' to each side of the equation.
-8 + u = -4 + -1u + u

Combine like terms: -1u + u = 0
-8 + u = -4 + 0
-8 + u = -4

Add '8' to each side of the equation.
-8 + 8 + u = -4 + 8

Combine like terms: -8 + 8 = 0
0 + u = -4 + 8
u = -4 + 8

Combine like terms: -4 + 8 = 4
u = 4

Simplifying
u = 4

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