Trina borrowed $460 from a friend. Her friend charged her 5% simple annual interest. How much will Trina owe her friend in total after 3 years? Use the simple interest formula to solve. I = prt I = (460)(0.05)(3) Trina must pay her friend a total of $ .

If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.

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In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?