0.5+0.2=r

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Solution for 0.5+0.2=r equation: 



0.5+0.2=r

We move all terms to the left:

0.5+0.2-(r)=0

We add all the numbers together, and all the variables

-1r+0.7=0

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

-r=-0.7

r=-0.7/-1

r=0.7/1

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