12x+15x-9+5=-3-4

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Solution for 12x+15x-9+5=-3-4 equation: 



12x+15x-9+5=-3-4

We move all terms to the left:

12x+15x-9+5-(-3-4)=0

We add all the numbers together, and all the variables

12x+15x-9+5-(-7)=0

We add all the numbers together, and all the variables

27x+3=0

We move all terms containing x to the left, all other terms to the right

27x=-3

x=-3/27

x=-1/9

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