-0.9r+0.8=8-0.3r

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Solution for -0.9r+0.8=8-0.3r equation: 



-0.9r+0.8=8-0.3r

We move all terms to the left:

-0.9r+0.8-(8-0.3r)=0

We add all the numbers together, and all the variables

-0.9r-(-0.3r+8)+0.8=0

We get rid of parentheses

-0.9r+0.3r-8+0.8=0

We add all the numbers together, and all the variables

-0.6r-7.2=0

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

-0.6r=7.2

r=7.2/-0.6

r=-12+8.8817841970013E-16/0.6

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