-r/5+12=2r+1

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Solution for -r/5+12=2r+1 equation: 



-r/5+12=2r+1

We move all terms to the left:

-r/5+12-(2r+1)=0

We get rid of parentheses

-r/5-2r-1+12=0

We multiply all the terms by the denominator


-r-2r*5-1*5+12*5=0

We add all the numbers together, and all the variables

-1r-2r*5+55=0

Wy multiply elements

-1r-10r+55=0

We add all the numbers together, and all the variables

-11r+55=0

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

-11r=-55

r=-55/-11

r=+5

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