3(2x+6)=-39+21

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Solution for 3(2x+6)=-39+21 equation: 



3(2x+6)=-39+21

We move all terms to the left:

3(2x+6)-(-39+21)=0

We add all the numbers together, and all the variables

3(2x+6)-(-18)=0

We add all the numbers together, and all the variables

3(2x+6)+18=0

We multiply parentheses

6x+18+18=0

We add all the numbers together, and all the variables

6x+36=0

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

6x=-36

x=-36/6

x=-6

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