2r+1=r+-3

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



2r+1=r+-3

We move all terms to the left:

2r+1-(r+-3)=0

We add all the numbers together, and all the variables

2r-(r-3)+1=0

We get rid of parentheses

2r-r+3+1=0

We add all the numbers together, and all the variables

r+4=0

We move all terms containing r to the left, all other terms to the right

r=-4

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