18+7x+12+5x=0

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Solution for 18+7x+12+5x=0 equation: 



18+7x+12+5x=0

We add all the numbers together, and all the variables

12x+30=0

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

12x=-30

x=-30/12

x=-2+1/2

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