You and 6 friends went out for pizza. When the total amount was split, each person paid $3. How much was the total bill?
You and 6 friends means 7 total people. If the bill was split, everybody paid the same. We have:
7 people * $3 per person = $21 total bill
You and 6 friends means 7 total people. If the bill was split, everybody paid the same. We have:
7 people * $3 per person = $21 total bill