3(x+3)=-7+x

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



3(x+3)=-7+x

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

3x-(x-7)+9=0

We get rid of parentheses

3x-x+7+9=0

We add all the numbers together, and all the variables

2x+16=0

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

2x=-16

x=-16/2

x=-8

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