2.8+4r=19.6

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Solution for 2.8+4r=19.6 equation: 



2.8+4r=19.6

We move all terms to the left:

2.8+4r-(19.6)=0

We add all the numbers together, and all the variables

4r-16.8=0

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

4r=16.8

r=16.8/4

r=4+0.8/4

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