4r+1=3-7(-3r-7)

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Solution for 4r+1=3-7(-3r-7) equation: 



4r+1=3-7(-3r-7)

We move all terms to the left:

4r+1-(3-7(-3r-7))=0



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

3-7(-3r-7)

determiningTheFunctionDomain
-7(-3r-7)+3

We multiply parentheses

21r+49+3

We add all the numbers together, and all the variables

21r+52

Back to the equation:

-(21r+52)



We get rid of parentheses

4r-21r-52+1=0

We add all the numbers together, and all the variables

-17r-51=0

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

-17r=51

r=51/-17

r=-3

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