6x-18-2x=9

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Solution for 6x-18-2x=9 equation:


Simplifying
6x + -18 + -2x = 9

Reorder the terms:
-18 + 6x + -2x = 9

Combine like terms: 6x + -2x = 4x
-18 + 4x = 9

Solving
-18 + 4x = 9

Solving for variable 'x'.

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

Add '18' to each side of the equation.
-18 + 18 + 4x = 9 + 18

Combine like terms: -18 + 18 = 0
0 + 4x = 9 + 18
4x = 9 + 18

Combine like terms: 9 + 18 = 27
4x = 27

Divide each side by '4'.
x = 6.75

Simplifying
x = 6.75

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