r+3=1-2r+r

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Solution for r+3=1-2r+r equation:



r+3=1-2r+r
We move all terms to the left:
r+3-(1-2r+r)=0
We add all the numbers together, and all the variables
r-(-1r+1)+3=0
We get rid of parentheses
r+1r-1+3=0
We add all the numbers together, and all the variables
2r+2=0
We move all terms containing r to the left, all other terms to the right
2r=-2
r=-2/2
r=-1

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