x+9=9(x+9)-9

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Solution for x+9=9(x+9)-9 equation: 



x+9=9(x+9)-9

We move all terms to the left:

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



We calculate terms in parentheses: -(9(x+9)-9), so:

9(x+9)-9

We multiply parentheses

9x+81-9

We add all the numbers together, and all the variables

9x+72

Back to the equation:

-(9x+72)



We get rid of parentheses

x-9x-72+9=0

We add all the numbers together, and all the variables

-8x-63=0

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

-8x=63

x=63/-8

x=-7+7/8

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