4-4r=4(1+8r)

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Solution for 4-4r=4(1+8r) equation: 



4-4r=4(1+8r)

We move all terms to the left:

4-4r-(4(1+8r))=0

We add all the numbers together, and all the variables

-4r-(4(8r+1))+4=0



We calculate terms in parentheses: -(4(8r+1)), so:

4(8r+1)

We multiply parentheses

32r+4

Back to the equation:

-(32r+4)



We get rid of parentheses

-4r-32r-4+4=0

We add all the numbers together, and all the variables

-36r=0

r=0/-36

r=0

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