3(2x+7)=-18+15)

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Solution for 3(2x+7)=-18+15) equation: 



3(2x+7)=-18+15)

We move all terms to the left:

3(2x+7)-(-18+15))=0

We add all the numbers together, and all the variables

3(2x+7)-(-3))=0

We add all the numbers together, and all the variables

3(2x+7)=0

We multiply parentheses

6x+21=0

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

6x=-21

x=-21/6

x=-3+1/2

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