Problema Solution

Gary makes an investment at 4.5% simple interest. At the end of one year, the total value of the investment is $3448.50. How much was originally invested?

Answer provided by our tutors

let


P = the original investment


r = 0.045 or 4.5% simple interest


t = 1 year


A = $3448.50 the future value


A = P(1 + rt)


3448.50 = P(1 + 0.045*1)


P = $3,300


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$3,300 was originally invested.