3x+9-4-2x=18

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Solution for 3x+9-4-2x=18 equation:


Simplifying
3x + 9 + -4 + -2x = 18

Reorder the terms:
9 + -4 + 3x + -2x = 18

Combine like terms: 9 + -4 = 5
5 + 3x + -2x = 18

Combine like terms: 3x + -2x = 1x
5 + 1x = 18

Solving
5 + 1x = 18

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + 1x = 18 + -5

Combine like terms: 5 + -5 = 0
0 + 1x = 18 + -5
1x = 18 + -5

Combine like terms: 18 + -5 = 13
1x = 13

Divide each side by '1'.
x = 13

Simplifying
x = 13

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