3x+6x-6=18

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


Simplifying
3x + 6x + -6 = 18

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

Combine like terms: 3x + 6x = 9x
-6 + 9x = 18

Solving
-6 + 9x = 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 + 9x = 18 + 6

Combine like terms: -6 + 6 = 0
0 + 9x = 18 + 6
9x = 18 + 6

Combine like terms: 18 + 6 = 24
9x = 24

Divide each side by '9'.
x = 2.666666667

Simplifying
x = 2.666666667

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