3(x+7)-x+9=30

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Solution for 3(x+7)-x+9=30 equation: 



3(x+7)-x+9=30

We move all terms to the left:

3(x+7)-x+9-(30)=0

We add all the numbers together, and all the variables

-1x+3(x+7)-21=0

We multiply parentheses

-1x+3x+21-21=0

We add all the numbers together, and all the variables

2x=0

x=0/2

x=0

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