document.write( "Question 591051: Mona invests $300 at 4% yearly interest. How much does she have to invest at 9% so that the total yearly interest from the two investments exceeds $48? \r
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Algebra.Com's Answer #375465 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Mona invests $300 at 4% yearly interest. How much does she have to invest at 9% so that the total yearly interest from the two investments exceeds $48? \n" ); document.write( "-------- \n" ); document.write( "Interest1: 300*0.04 = 12 \n" ); document.write( "-- \n" ); document.write( "Equation: \n" ); document.write( "0.09x + 12 > 48 \n" ); document.write( "0.09x > 36 \n" ); document.write( "x > $400 \n" ); document.write( "=============== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |