3x-12+6=18

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Solution for 3x-12+6=18 equation: 


Simplifying
3x + -12 + 6 = 18

Reorder the terms:
-12 + 6 + 3x = 18

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

Solving
-6 + 3x = 18

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + 3x = 18 + 6

Combine like terms: -6 + 6 = 0
0 + 3x = 18 + 6
3x = 18 + 6

Combine like terms: 18 + 6 = 24
3x = 24

Divide each side by '3'.
x = 8

Simplifying
x = 8

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