8=2r+2

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Solution for 8=2r+2 equation:



8=2r+2
We move all terms to the left:
8-(2r+2)=0
We get rid of parentheses
-2r-2+8=0
We add all the numbers together, and all the variables
-2r+6=0
We move all terms containing r to the left, all other terms to the right
-2r=-6
r=-6/-2
r=+3

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