-729=-9(7x+4)

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Solution for -729=-9(7x+4) equation: 



-729=-9(7x+4)

We move all terms to the left:

-729-(-9(7x+4))=0



We calculate terms in parentheses: -(-9(7x+4)), so:

-9(7x+4)

We multiply parentheses

-63x-36

Back to the equation:

-(-63x-36)



We get rid of parentheses

63x+36-729=0

We add all the numbers together, and all the variables

63x-693=0

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

63x=693

x=693/63

x=11

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