12x+3x-9+5x+9=

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Solution for 12x+3x-9+5x+9= equation: 


Simplifying
12x + 3x + -9 + 5x + 9 = 0

Reorder the terms:
-9 + 9 + 12x + 3x + 5x = 0

Combine like terms: -9 + 9 = 0
0 + 12x + 3x + 5x = 0
12x + 3x + 5x = 0

Combine like terms: 12x + 3x = 15x
15x + 5x = 0

Combine like terms: 15x + 5x = 20x
20x = 0

Solving
20x = 0

Solving for variable 'x'.

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

Divide each side by '20'.
x = 0.0

Simplifying
x = 0.0

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