-4=r/4-8

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Solution for -4=r/4-8 equation: 



-4=r/4-8

We move all terms to the left:

-4-(r/4-8)=0

We get rid of parentheses

-r/4+8-4=0

We multiply all the terms by the denominator


-r+8*4-4*4=0

We add all the numbers together, and all the variables

-1r+16=0

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

-r=-16

r=-16/-1

r=+16

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