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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

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

We multiply parentheses

6x-(-3x+7)+9+7=0

We get rid of parentheses

6x+3x-7+9+7=0

We add all the numbers together, and all the variables

9x+9=0

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

9x=-9

x=-9/9

x=-1

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