-30=(6-2x)-18

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Solution for -30=(6-2x)-18 equation:


Simplifying
-30 = (6 + -2x) + -18

Remove parenthesis around (6 + -2x)
-30 = 6 + -2x + -18

Reorder the terms:
-30 = 6 + -18 + -2x

Combine like terms: 6 + -18 = -12
-30 = -12 + -2x

Solving
-30 = -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.
-30 + 2x = -12 + -2x + 2x

Combine like terms: -2x + 2x = 0
-30 + 2x = -12 + 0
-30 + 2x = -12

Add '30' to each side of the equation.
-30 + 30 + 2x = -12 + 30

Combine like terms: -30 + 30 = 0
0 + 2x = -12 + 30
2x = -12 + 30

Combine like terms: -12 + 30 = 18
2x = 18

Divide each side by '2'.
x = 9

Simplifying
x = 9

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