8-2(x-1)=9+x

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Solution for 8-2(x-1)=9+x equation:


Simplifying
8 + -2(x + -1) = 9 + x

Reorder the terms:
8 + -2(-1 + x) = 9 + x
8 + (-1 * -2 + x * -2) = 9 + x
8 + (2 + -2x) = 9 + x

Combine like terms: 8 + 2 = 10
10 + -2x = 9 + x

Solving
10 + -2x = 9 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
10 + -2x + -1x = 9 + x + -1x

Combine like terms: -2x + -1x = -3x
10 + -3x = 9 + x + -1x

Combine like terms: x + -1x = 0
10 + -3x = 9 + 0
10 + -3x = 9

Add '-10' to each side of the equation.
10 + -10 + -3x = 9 + -10

Combine like terms: 10 + -10 = 0
0 + -3x = 9 + -10
-3x = 9 + -10

Combine like terms: 9 + -10 = -1
-3x = -1

Divide each side by '-3'.
x = 0.3333333333

Simplifying
x = 0.3333333333

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