0.3(r+2)=0.1(-3r-4)

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Solution for 0.3(r+2)=0.1(-3r-4) equation: 



0.3(r+2)=0.1(-3r-4)

We move all terms to the left:

0.3(r+2)-(0.1(-3r-4))=0

We multiply parentheses

0.3r-(0.1(-3r-4))+0.6=0



We calculate terms in parentheses: -(0.1(-3r-4)), so:

0.1(-3r-4)

We multiply parentheses

-0.3r-0.4

Back to the equation:

-(-0.3r-0.4)



We get rid of parentheses

0.3r+0.3r+0.4+0.6=0

We add all the numbers together, and all the variables

0.6r+1=0

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

0.6r=-1

r=-1/0.6

r=-1+0.4/0.6

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