90x-63=9(10x-7)

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Solution for 90x-63=9(10x-7) equation: 



90x-63=9(10x-7)

We move all terms to the left:

90x-63-(9(10x-7))=0



We calculate terms in parentheses: -(9(10x-7)), so:

9(10x-7)

We multiply parentheses

90x-63

Back to the equation:

-(90x-63)



We get rid of parentheses

90x-90x+63-63=0

We add all the numbers together, and all the variables

=0

x=0/1

x=0

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