1+8r+1=2+8r

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Solution for 1+8r+1=2+8r equation: 



1+8r+1=2+8r

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

8r-8r-2+2=0

We add all the numbers together, and all the variables

=0

r=0/1

r=0

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