Troy and Lisa were shopping for school supplies. Each purchased different quantities of the same notebook and thumb drive. Troy bought two notebooks and two thumb drives for $34. Lisa bought three notebooks and five thumb drives for $79. Find the cost of each notebook and thumb drive.
each notebook costs $ , and each thumb drive costs $
It is given that troy bought two notebooks and two thumb drives for $34 and lisa bought three notebooks and five thumb drives for $79.Let x denote the cost of notebooks and y denote the cost of thumb drives.
Express the given information as system of equation,
Multiply the first equation by 3 and second...
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