document.write( "Question 1013116: Tina borrowed some money at 6% simple interest and paid it back exactly seven years later by making a single payment of $4544. How much did she borrow in the first place? \r
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Algebra.Com's Answer #629283 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! P=Po(1+r/t)^nt; P=the final amount; Po=initial amount. Simple interest is simply 1+ the rate. That number is raised to the number of years, here 7. \n" ); document.write( "P=Po(1.06)^7 \n" ); document.write( "P=4544 \n" ); document.write( "4544=Po(1.06)^7; 1.06^7=1.5036. Without rounding, divide both sides by this number. \n" ); document.write( "$3022.02. \n" ); document.write( " \n" ); document.write( " |