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

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


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

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

Combine like terms: 1 + -2 = -1
-1 + -2x = 8 + x

Solving
-1 + -2x = 8 + 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.
-1 + -2x + -1x = 8 + x + -1x

Combine like terms: -2x + -1x = -3x
-1 + -3x = 8 + x + -1x

Combine like terms: x + -1x = 0
-1 + -3x = 8 + 0
-1 + -3x = 8

Add '1' to each side of the equation.
-1 + 1 + -3x = 8 + 1

Combine like terms: -1 + 1 = 0
0 + -3x = 8 + 1
-3x = 8 + 1

Combine like terms: 8 + 1 = 9
-3x = 9

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

Simplifying
x = -3

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