7.50(20)-(7.50)(20)r=(6.75)(20)

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Solution for 7.50(20)-(7.50)(20)r=(6.75)(20) equation: 



7.50(20)-(7.50)(20)r=(6.75)(20)

We move all terms to the left:

7.50(20)-(7.50)(20)r-((6.75)(20))=0

We add all the numbers together, and all the variables

-(7.5)20r+7.5020-((6.75)20)=0

We add all the numbers together, and all the variables

-(7.5)20r-127.498=0

We multiply parentheses

-150r-127.498=0

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

-150r=127.498

r=127.498/-150

r=-85.11214953271/100.13351134846

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