7(x-1)=9x+15

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Solution for 7(x-1)=9x+15 equation: 



7(x-1)=9x+15

We move all terms to the left:

7(x-1)-(9x+15)=0

We multiply parentheses

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

We get rid of parentheses

7x-9x-15-7=0

We add all the numbers together, and all the variables

-2x-22=0

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

-2x=22

x=22/-2

x=-11

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