-4r=10+r

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Solution for -4r=10+r equation: 



-4r=10+r

We move all terms to the left:

-4r-(10+r)=0

We add all the numbers together, and all the variables

-4r-(r+10)=0

We get rid of parentheses

-4r-r-10=0

We add all the numbers together, and all the variables

-5r-10=0

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

-5r=10

r=10/-5

r=-2

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