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)\"\" \"About 
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.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( "
\n" );