18+6(3x+4)=-12

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Solution for 18+6(3x+4)=-12 equation: 



18+6(3x+4)=-12

We move all terms to the left:

18+6(3x+4)-(-12)=0

We add all the numbers together, and all the variables

6(3x+4)+30=0

We multiply parentheses

18x+24+30=0

We add all the numbers together, and all the variables

18x+54=0

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

18x=-54

x=-54/18

x=-3

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