document.write( "Question 798960: you invested money in two funds. last year, the first fund paid a dividend of 9% and the second a dividend of 3, and you received a total of $942. this year, the first fund paid a 10% dividend and the second only 1%, and you received a total of $846. how much money did you invest in each total fund? \n" ); document.write( "
Algebra.Com's Answer #482433 by Finavon(81)![]() ![]() ![]() You can put this solution on YOUR website! Fund1 a; Fund2 b \n" ); document.write( "Last year: a*0.09+b*0.03=942 (1) \n" ); document.write( "This year: a*0.10+b*0.01=846 (2) \n" ); document.write( "x100; 3*(2)-(1) \n" ); document.write( "3*(10a+b) - (9a+3b)=3*84600 - 94200 \n" ); document.write( "30a-9a+3b-3b = 253800-94200 \n" ); document.write( "21a = 159600 \n" ); document.write( "3a=22800 \n" ); document.write( "a=7600 \n" ); document.write( "(1) 7600*.09+.03*b=942 \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Check (2) \n" ); document.write( "760+86 = 846 \n" ); document.write( " |