0.3(r+2)=-0.1(-0.2r-4)

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Solution for 0.3(r+2)=-0.1(-0.2r-4) equation: 



0.3(r+2)=-0.1(-0.2r-4)

We move all terms to the left:

0.3(r+2)-(-0.1(-0.2r-4))=0

We multiply parentheses

0.3r-(-0.1(-0.2r-4))+0.6=0



We calculate terms in parentheses: -(-0.1(-0.2r-4)), so:

-0.1(-0.2r-4)

We multiply parentheses

-0r+0.4

We add all the numbers together, and all the variables

-1r+0.4

Back to the equation:

-(-1r+0.4)



We get rid of parentheses

0.3r+1r-0.4+0.6=0

We add all the numbers together, and all the variables

1.3r+0.2=0

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

1.3r=-0.2

r=-0.2/1.3

r=-0.2/1.3

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