-18=-2x-6(x-9)

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Solution for -18=-2x-6(x-9) equation:


Simplifying
-18 = -2x + -6(x + -9)

Reorder the terms:
-18 = -2x + -6(-9 + x)
-18 = -2x + (-9 * -6 + x * -6)
-18 = -2x + (54 + -6x)

Reorder the terms:
-18 = 54 + -2x + -6x

Combine like terms: -2x + -6x = -8x
-18 = 54 + -8x

Solving
-18 = 54 + -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
-18 + 8x = 54 + -8x + 8x

Combine like terms: -8x + 8x = 0
-18 + 8x = 54 + 0
-18 + 8x = 54

Add '18' to each side of the equation.
-18 + 18 + 8x = 54 + 18

Combine like terms: -18 + 18 = 0
0 + 8x = 54 + 18
8x = 54 + 18

Combine like terms: 54 + 18 = 72
8x = 72

Divide each side by '8'.
x = 9

Simplifying
x = 9

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