(7x-9)=(7x-9)

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Solution for (7x-9)=(7x-9) equation: 



(7x-9)=(7x-9)

We move all terms to the left:

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

We get rid of parentheses

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



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

(7x-9)

We get rid of parentheses

7x-9

Back to the equation:

-(7x-9)



We get rid of parentheses

7x-7x+9-9=0

We add all the numbers together, and all the variables

=0

x=0/1

x=0

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