4x+3(3x+7)=-18

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Solution for 4x+3(3x+7)=-18 equation: 



4x+3(3x+7)=-18

We move all terms to the left:

4x+3(3x+7)-(-18)=0

We add all the numbers together, and all the variables

4x+3(3x+7)+18=0

We multiply parentheses

4x+9x+21+18=0

We add all the numbers together, and all the variables

13x+39=0

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

13x=-39

x=-39/13

x=-3

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