4r-8=-56

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Solution for 4r-8=-56 equation: 



4r-8=-56

We move all terms to the left:

4r-8-(-56)=0

We add all the numbers together, and all the variables

4r+48=0

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

4r=-48

r=-48/4

r=-12

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