8=2(u-1)

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Solution for 8=2(u-1) equation:


Simplifying
8 = 2(u + -1)

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

Solving
8 = -2 + 2u

Solving for variable 'u'.

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

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

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

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

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

Combine like terms: -2 + -8 = -10
-2u = -10

Divide each side by '-2'.
u = 5

Simplifying
u = 5

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