6x+2(-6x-18)=-66

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Solution for 6x+2(-6x-18)=-66 equation:


Simplifying
6x + 2(-6x + -18) = -66

Reorder the terms:
6x + 2(-18 + -6x) = -66
6x + (-18 * 2 + -6x * 2) = -66
6x + (-36 + -12x) = -66

Reorder the terms:
-36 + 6x + -12x = -66

Combine like terms: 6x + -12x = -6x
-36 + -6x = -66

Solving
-36 + -6x = -66

Solving for variable 'x'.

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

Add '36' to each side of the equation.
-36 + 36 + -6x = -66 + 36

Combine like terms: -36 + 36 = 0
0 + -6x = -66 + 36
-6x = -66 + 36

Combine like terms: -66 + 36 = -30
-6x = -30

Divide each side by '-6'.
x = 5

Simplifying
x = 5

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