document.write( "Question 454395: you earn $85 on an investment that pays 7% for 18 months. How much did you invest ? \n" ); document.write( "
Algebra.Com's Answer #312014 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! you earn $85 on an investment that pays 7% for 18 months. How much did you invest ? \n" ); document.write( "---- \n" ); document.write( "I = Prt \n" ); document.write( "--- \n" ); document.write( "P = I/(rt) \n" ); document.write( "---- \n" ); document.write( "P = 85/(0.07*1.5) \n" ); document.write( "--- \n" ); document.write( "P = $809.52 (amount invested) \n" ); document.write( "=============================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |