document.write( "Question 342377: Nico is saving money for his college education. He invests some money at 5%, and $1900 less than that amount at 4%. The investments produced a total of $185 interest in 1 yr. How much did he invest at each rate? \n" ); document.write( "
Algebra.Com's Answer #245167 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! .05x+.04(x-1,900)=185 \n" ); document.write( ".05x+.04x-76=185 \n" ); document.write( ".09x=185+76 \n" ); document.write( ".09x=261 \n" ); document.write( "x=261/.09 \n" ); document.write( "x=2,900 amount invested @ 5%. \n" ); document.write( "2,900-1,900=1,000 amount invested @ 4%. \n" ); document.write( "Proof: \n" ); document.write( ".05*2,900+.04*1,000=185 \n" ); document.write( "145+40=185 \n" ); document.write( "185=185 \n" ); document.write( " |