7r-2+5r=6r-4r

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Solution for 7r-2+5r=6r-4r equation: 



7r-2+5r=6r-4r

We move all terms to the left:

7r-2+5r-(6r-4r)=0

We add all the numbers together, and all the variables

7r+5r-(+2r)-2=0

We add all the numbers together, and all the variables

12r-(+2r)-2=0

We get rid of parentheses

12r-2r-2=0

We add all the numbers together, and all the variables

10r-2=0

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

10r=2

r=2/10

r=1/5

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