3x-18=2x+9

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Solution for 3x-18=2x+9 equation:


Simplifying
3x + -18 = 2x + 9

Reorder the terms:
-18 + 3x = 2x + 9

Reorder the terms:
-18 + 3x = 9 + 2x

Solving
-18 + 3x = 9 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-18 + 3x + -2x = 9 + 2x + -2x

Combine like terms: 3x + -2x = 1x
-18 + 1x = 9 + 2x + -2x

Combine like terms: 2x + -2x = 0
-18 + 1x = 9 + 0
-18 + 1x = 9

Add '18' to each side of the equation.
-18 + 18 + 1x = 9 + 18

Combine like terms: -18 + 18 = 0
0 + 1x = 9 + 18
1x = 9 + 18

Combine like terms: 9 + 18 = 27
1x = 27

Divide each side by '1'.
x = 27

Simplifying
x = 27

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