r+2/1=4/7

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Solution for r+2/1=4/7 equation: 



r+2/1=4/7

We move all terms to the left:

r+2/1-(4/7)=0

We add all the numbers together, and all the variables

r+2/1-(+4/7)=0

We add all the numbers together, and all the variables

r-(+4/7)=0

We get rid of parentheses

r-4/7=0

We multiply all the terms by the denominator


r*7-4=0

Wy multiply elements

7r-4=0

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

7r=4

r=4/7

r=4/7

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