2+5.1r=8-4.9r

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Solution for 2+5.1r=8-4.9r equation: 



2+5.1r=8-4.9r

We move all terms to the left:

2+5.1r-(8-4.9r)=0

We add all the numbers together, and all the variables

5.1r-(-4.9r+8)+2=0

We get rid of parentheses

5.1r+4.9r-8+2=0

We add all the numbers together, and all the variables

10r-6=0

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

10r=6

r=6/10

r=3/5

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