3.4-r=2.15

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Solution for 3.4-r=2.15 equation: 



3.4-r=2.15

We move all terms to the left:

3.4-r-(2.15)=0

We add all the numbers together, and all the variables

-1r+1.25=0

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

-r=-1.25

r=-1.25/-1

r=1+0.25/1

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