9(x-9)-2=-7+7(x-8)

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Solution for 9(x-9)-2=-7+7(x-8) equation: 



9(x-9)-2=-7+7(x-8)

We move all terms to the left:

9(x-9)-2-(-7+7(x-8))=0

We multiply parentheses

9x-(-7+7(x-8))-81-2=0



We calculate terms in parentheses: -(-7+7(x-8)), so:

-7+7(x-8)

determiningTheFunctionDomain
7(x-8)-7

We multiply parentheses

7x-56-7

We add all the numbers together, and all the variables

7x-63

Back to the equation:

-(7x-63)



We add all the numbers together, and all the variables

9x-(7x-63)-83=0

We get rid of parentheses

9x-7x+63-83=0

We add all the numbers together, and all the variables

2x-20=0

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

2x=20

x=20/2

x=10

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