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Algebra 21 Online
OpenStudy (anonymous):

Katie earned $1890 in 7 years on an investment at a 6% annual simple interest rate. How much was Katie’s investment?

undeadknight26 (undeadknight26):

Do the reverse of an exponential function...i think thats how u do it to find the originally investment.

OpenStudy (anonymous):

4) 1890/7 = 270 100/6 X 270 = $4500 ANSWER $4500

OpenStudy (anonymous):

Thanks!

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