4(1+2r)=4+8r

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Solution for 4(1+2r)=4+8r equation: 



4(1+2r)=4+8r

We move all terms to the left:

4(1+2r)-(4+8r)=0

We add all the numbers together, and all the variables

4(2r+1)-(8r+4)=0

We multiply parentheses

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

We get rid of parentheses

8r-8r-4+4=0

We add all the numbers together, and all the variables

=0

r=0/1

r=0

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