0.4r+3+0.6r=1.5(r-3)

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Solution for 0.4r+3+0.6r=1.5(r-3) equation: 



0.4r+3+0.6r=1.5(r-3)

We move all terms to the left:

0.4r+3+0.6r-(1.5(r-3))=0

We add all the numbers together, and all the variables

r-(1.5(r-3))+3=0



We calculate terms in parentheses: -(1.5(r-3)), so:

1.5(r-3)

We multiply parentheses

1.5r-4.5

Back to the equation:

-(1.5r-4.5)



We get rid of parentheses

r-1.5r+4.5+3=0

We add all the numbers together, and all the variables

-0.5r+7.5=0

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

-0.5r=-7.5

r=-7.5/-0.5

r=+15

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