7-3r=r-4

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Solution for 7-3r=r-4 equation: 



7-3r=r-4

We move all terms to the left:

7-3r-(r-4)=0

We get rid of parentheses

-3r-r+4+7=0

We add all the numbers together, and all the variables

-4r+11=0

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

-4r=-11

r=-11/-4

r=2+3/4

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