6+6-3x=18

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Solution for 6+6-3x=18 equation: 


Simplifying
6 + 6 + -3x = 18

Combine like terms: 6 + 6 = 12
12 + -3x = 18

Solving
12 + -3x = 18

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + -3x = 18 + -12

Combine like terms: 12 + -12 = 0
0 + -3x = 18 + -12
-3x = 18 + -12

Combine like terms: 18 + -12 = 6
-3x = 6

Divide each side by '-3'.
x = -2

Simplifying
x = -2

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