549=9(7+9x)

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Solution for 549=9(7+9x) equation: 



549=9(7+9x)

We move all terms to the left:

549-(9(7+9x))=0

We add all the numbers together, and all the variables

-(9(9x+7))+549=0



We calculate terms in parentheses: -(9(9x+7)), so:

9(9x+7)

We multiply parentheses

81x+63

Back to the equation:

-(81x+63)



We get rid of parentheses

-81x-63+549=0

We add all the numbers together, and all the variables

-81x+486=0

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

-81x=-486

x=-486/-81

x=+6

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