-1+2r=3r+4

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Solution for -1+2r=3r+4 equation: 



-1+2r=3r+4

We move all terms to the left:

-1+2r-(3r+4)=0

We get rid of parentheses

2r-3r-4-1=0

We add all the numbers together, and all the variables

-1r-5=0

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

-r=5

r=5/-1

r=-5

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