Joey took a total of 12 pages of notes during 3 hours of class. after attending 4hours of class, how many pages of notes will jo
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Let e=erasers and p=pencils. So we know the total amount of erasers plus pencils sold is equal to 220. Therefore,
We also know the cost of erasers and pencils totaled to $695 in earnings and so:
and so those are your two equations.
We also know the cost of erasers and pencils totaled to $695 in earnings and so:
and so those are your two equations.
Answer:
Step-by-step explanation:
Given
Required
Determine the profit function.
Profit function is calculated as thus:
So, we have: