4r+5=r-10

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Solution for 4r+5=r-10 equation: 



4r+5=r-10

We move all terms to the left:

4r+5-(r-10)=0

We get rid of parentheses

4r-r+10+5=0

We add all the numbers together, and all the variables

3r+15=0

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

3r=-15

r=-15/3

r=-5

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