8=4+2(x-1)

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Solution for 8=4+2(x-1) equation:


Simplifying
8 = 4 + 2(x + -1)

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

Combine like terms: 4 + -2 = 2
8 = 2 + 2x

Solving
8 = 2 + 2x

Solving for variable 'x'.

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

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

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

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

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

Combine like terms: 2 + -8 = -6
-2x = -6

Divide each side by '-2'.
x = 3

Simplifying
x = 3

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