3x-18-2x=3

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


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

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

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

Solving
-18 + 1x = 3

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 + 1x = 3 + 18

Combine like terms: -18 + 18 = 0
0 + 1x = 3 + 18
1x = 3 + 18

Combine like terms: 3 + 18 = 21
1x = 21

Divide each side by '1'.
x = 21

Simplifying
x = 21

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