(10=7r-r^)

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



(10=7r-r^)

We move all terms to the left:

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



We calculate terms in parentheses: +(10-(7r-r^)), so:

10-(7r-r^)

determiningTheFunctionDomain
-(7r-r^)+10

We get rid of parentheses

-7r+r^+10

We add all the numbers together, and all the variables

-6r+10

Back to the equation:

+(-6r+10)



We get rid of parentheses

-6r+10=0

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

-6r=-10

r=-10/-6

r=1+2/3

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