-4.5(1+2r)=25.5

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Solution for -4.5(1+2r)=25.5 equation: 



-4.5(1+2r)=25.5

We move all terms to the left:

-4.5(1+2r)-(25.5)=0

We add all the numbers together, and all the variables

-4.5(2r+1)-(25.5)=0

We add all the numbers together, and all the variables

-4.5(2r+1)-25.5=0

We multiply parentheses

-9r-4.5-25.5=0

We add all the numbers together, and all the variables

-9r-30=0

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

-9r=30

r=30/-9

r=-3+1/3

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