18-2(x+3)=x

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Solution for 18-2(x+3)=x equation:


Simplifying
18 + -2(x + 3) = x

Reorder the terms:
18 + -2(3 + x) = x
18 + (3 * -2 + x * -2) = x
18 + (-6 + -2x) = x

Combine like terms: 18 + -6 = 12
12 + -2x = x

Solving
12 + -2x = 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.
12 + -2x + -1x = x + -1x

Combine like terms: -2x + -1x = -3x
12 + -3x = x + -1x

Combine like terms: x + -1x = 0
12 + -3x = 0

Add '-12' to each side of the equation.
12 + -12 + -3x = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -3x = 0 + -12
-3x = 0 + -12

Combine like terms: 0 + -12 = -12
-3x = -12

Divide each side by '-3'.
x = 4

Simplifying
x = 4

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