-5(r+9)-2(1-r)=1

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Solution for -5(r+9)-2(1-r)=1 equation: 



-5(r+9)-2(1-r)=1

We move all terms to the left:

-5(r+9)-2(1-r)-(1)=0

We add all the numbers together, and all the variables

-5(r+9)-2(-1r+1)-1=0

We multiply parentheses

-5r+2r-45-2-1=0

We add all the numbers together, and all the variables

-3r-48=0

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

-3r=48

r=48/-3

r=-16

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