Question

Asked Oct 30, 2019

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 $

Step 1

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.

Step 2

Express the given information as system of equation,

Step 3

Multiply the first equation by 3 and second...

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