9.9-16r=-15.6-r

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Solution for 9.9-16r=-15.6-r equation: 



9.9-16r=-15.6-r

We move all terms to the left:

9.9-16r-(-15.6-r)=0

We add all the numbers together, and all the variables

-16r-(-1r-15.6)+9.9=0

We get rid of parentheses

-16r+1r+15.6+9.9=0

We add all the numbers together, and all the variables

-15r+25.5=0

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

-15r=-25.5

r=-25.5/-15

r=1+1.9090909090909/2.7272727272727

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