-18=-2x+7(-x-18)

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Solution for -18=-2x+7(-x-18) equation:


Simplifying
-18 = -2x + 7(-1x + -18)

Reorder the terms:
-18 = -2x + 7(-18 + -1x)
-18 = -2x + (-18 * 7 + -1x * 7)
-18 = -2x + (-126 + -7x)

Reorder the terms:
-18 = -126 + -2x + -7x

Combine like terms: -2x + -7x = -9x
-18 = -126 + -9x

Solving
-18 = -126 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
-18 + 9x = -126 + -9x + 9x

Combine like terms: -9x + 9x = 0
-18 + 9x = -126 + 0
-18 + 9x = -126

Add '18' to each side of the equation.
-18 + 18 + 9x = -126 + 18

Combine like terms: -18 + 18 = 0
0 + 9x = -126 + 18
9x = -126 + 18

Combine like terms: -126 + 18 = -108
9x = -108

Divide each side by '9'.
x = -12

Simplifying
x = -12

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