Step-by-step explanation:
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This would be A because $100 is the initial amount, and you are adding the amount that arises after (d) days. Since you are adding, it will be the sum. B says product, so you can rule it out. D says difference, so you can rule that out as well. C would be adding the days, not the amount earned each day.
60? idk really srsly lalalalalallala
the answer is x = 120 degrees
