Answer:
Total purchase price per unit=$357
Explanation:
This can be expressed as;
Total purchase price per unit=Price per unit cost+shipping cost-discount per unit purchase
where;
Price per unit cost=$500
shipping cost= $7
discount per unit purchase=30% of price per unit cost=(30/100)×500= $150
Replacing;
Total purchase price per unit=Price per unit cost+shipping cost-discount per unit purchase
Total purchase price per unit=(500+7-150)=$357
Total purchase price per unit=$357