Mathematics, 07.09.2021 23:40, icantspeakengles

17. The amount A of money in an account after simple interest has been earned is given by the formula A = P + Prt where P is the principal, r is the annual interest rate
in decimal form, and t is the time in years.
a. Solve the formula for r
b. The amount of money in an account after interest has been earned is $1080, the
principal is $1000, and the time is 2 years. What is the annual interest rate?
c. Solve the formula for P.
Pl

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