0.7(r+2)=-0.1(-2r-4)

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Solution for 0.7(r+2)=-0.1(-2r-4) equation: 



0.7(r+2)=-0.1(-2r-4)

We move all terms to the left:

0.7(r+2)-(-0.1(-2r-4))=0

We multiply parentheses

0.7r-(-0.1(-2r-4))+1.4=0



We calculate terms in parentheses: -(-0.1(-2r-4)), so:

-0.1(-2r-4)

We multiply parentheses

0.2r+0.4

Back to the equation:

-(0.2r+0.4)



We get rid of parentheses

0.7r-0.2r-0.4+1.4=0

We add all the numbers together, and all the variables

0.5r+1=0

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

0.5r=-1

r=-1/0.5

r=-2

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