1.8r=-5.7r-15

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Solution for 1.8r=-5.7r-15 equation: 



1.8r=-5.7r-15

We move all terms to the left:

1.8r-(-5.7r-15)=0

We get rid of parentheses

1.8r+5.7r+15=0

We add all the numbers together, and all the variables

7.5r+15=0

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

7.5r=-15

r=-15/7.5

r=-2

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