8r-3=-2r-103

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Solution for 8r-3=-2r-103 equation: 



8r-3=-2r-103

We move all terms to the left:

8r-3-(-2r-103)=0

We get rid of parentheses

8r+2r+103-3=0

We add all the numbers together, and all the variables

10r+100=0

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

10r=-100

r=-100/10

r=-10

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