-2r-4r=-3-7r+4r

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Solution for -2r-4r=-3-7r+4r equation: 



-2r-4r=-3-7r+4r

We move all terms to the left:

-2r-4r-(-3-7r+4r)=0

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

-6r-(-3r-3)=0

We get rid of parentheses

-6r+3r+3=0

We add all the numbers together, and all the variables

-3r+3=0

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

-3r=-3

r=-3/-3

r=1

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