3(x+3)-(1-7x)=9x

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Solution for 3(x+3)-(1-7x)=9x equation: 



3(x+3)-(1-7x)=9x

We move all terms to the left:

3(x+3)-(1-7x)-(9x)=0

We add all the numbers together, and all the variables

3(x+3)-(-7x+1)-9x=0

We add all the numbers together, and all the variables

-9x+3(x+3)-(-7x+1)=0

We multiply parentheses

-9x+3x-(-7x+1)+9=0

We get rid of parentheses

-9x+3x+7x-1+9=0

We add all the numbers together, and all the variables

x+8=0

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

x=-8

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