3(3x-7)=7x+15

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Solution for 3(3x-7)=7x+15 equation: 



3(3x-7)=7x+15

We move all terms to the left:

3(3x-7)-(7x+15)=0

We multiply parentheses

9x-(7x+15)-21=0

We get rid of parentheses

9x-7x-15-21=0

We add all the numbers together, and all the variables

2x-36=0

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

2x=36

x=36/2

x=18

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