2r-1.6=-3.8

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Solution for 2r-1.6=-3.8 equation: 



2r-1.6=-3.8

We move all terms to the left:

2r-1.6-(-3.8)=0

We add all the numbers together, and all the variables

2r+2.2=0

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

2r=-2.2

r=-2.2/2

r=-1+0.2/2

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