-2(10-r)=27

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Solution for -2(10-r)=27 equation: 



-2(10-r)=27

We move all terms to the left:

-2(10-r)-(27)=0

We add all the numbers together, and all the variables

-2(-1r+10)-27=0

We multiply parentheses

2r-20-27=0

We add all the numbers together, and all the variables

2r-47=0

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

2r=47

r=47/2

r=23+1/2

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