3(2x-7)=x+9

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Solution for 3(2x-7)=x+9 equation: 



3(2x-7)=x+9

We move all terms to the left:

3(2x-7)-(x+9)=0

We multiply parentheses

6x-(x+9)-21=0

We get rid of parentheses

6x-x-9-21=0

We add all the numbers together, and all the variables

5x-30=0

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

5x=30

x=30/5

x=6

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