4.5r+6.57=8.39+7.6r-0.5r

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Solution for 4.5r+6.57=8.39+7.6r-0.5r equation: 



4.5r+6.57=8.39+7.6r-0.5r

We move all terms to the left:

4.5r+6.57-(8.39+7.6r-0.5r)=0

We add all the numbers together, and all the variables

4.5r-(7.1r+8.39)+6.57=0

We get rid of parentheses

4.5r-7.1r-8.39+6.57=0

We add all the numbers together, and all the variables

-2.6r-1.82=0

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

-2.6r=1.82

r=1.82/-2.6

r=-1/1.4285714285714

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