10-r=7-(r-3)

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Solution for 10-r=7-(r-3) equation: 



10-r=7-(r-3)

We move all terms to the left:

10-r-(7-(r-3))=0

We add all the numbers together, and all the variables

-1r-(7-(r-3))+10=0



We calculate terms in parentheses: -(7-(r-3)), so:

7-(r-3)

determiningTheFunctionDomain
-(r-3)+7

We get rid of parentheses

-r+3+7

We add all the numbers together, and all the variables

-1r+10

Back to the equation:

-(-1r+10)



We get rid of parentheses

-1r+1r-10+10=0

We add all the numbers together, and all the variables

=0

r=0/1

r=0

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