-5r+8=78

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Solution for -5r+8=78 equation: 



-5r+8=78

We move all terms to the left:

-5r+8-(78)=0

We add all the numbers together, and all the variables

-5r-70=0

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

-5r=70

r=70/-5

r=-14

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