a person bought 8 items at a market and received $8 in change. if each item was priced at $4, how much did the person give the v
1 answer:
If a person bought 8 items and each item was priced at $4, that means the total amount spent was $32.
The person received 8 dollars in change. This means that the person payed 8 dollars more than what they spent. Well, we just found out how much they spent, so we can find out how much money the person gave the vendor.
Let p = amount of money paid by the person.
The person gave the vendor $40.
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Option A:
Solution:
Given expression .
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First multiply first two factors with each term.
Using exponent rule:
Now multiply these two factors with each term.
Using exponent rule:
Hence option A is the correct answer.