8r-10-5.7r=13

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Solution for 8r-10-5.7r=13 equation: 



8r-10-5.7r=13

We move all terms to the left:

8r-10-5.7r-(13)=0

We add all the numbers together, and all the variables

2.3r-23=0

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

2.3r=23

r=23/2.3

r=10

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