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At his school's book fair, Tristan paid $37.70 for 5 books by his favorite author. Each book would have cost $9 if he had purchased it online instead. In all, how much more money would Tristan have paid if he had purchased the books online?

Respuesta :

2260945

Answer:

$7.30

Step-by-step explanation:

All you have to do is 9 x 5= 45

Then 45 - 37.70= 7.30

HGD

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