x-18=2(x+6)

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Solution for x-18=2(x+6) equation:


Simplifying
x + -18 = 2(x + 6)

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

Reorder the terms:
-18 + x = 2(6 + x)
-18 + x = (6 * 2 + x * 2)
-18 + x = (12 + 2x)

Solving
-18 + x = 12 + 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.
-18 + x + -2x = 12 + 2x + -2x

Combine like terms: x + -2x = -1x
-18 + -1x = 12 + 2x + -2x

Combine like terms: 2x + -2x = 0
-18 + -1x = 12 + 0
-18 + -1x = 12

Add '18' to each side of the equation.
-18 + 18 + -1x = 12 + 18

Combine like terms: -18 + 18 = 0
0 + -1x = 12 + 18
-1x = 12 + 18

Combine like terms: 12 + 18 = 30
-1x = 30

Divide each side by '-1'.
x = -30

Simplifying
x = -30

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