document.write( "Question 632315: Nico is saving money for his college education. He invests some money at 8%, and $1200 less than that amount at 5%. The investments produced a total of $174 interest in 1 year. How much did he invest at each rate? \n" ); document.write( "
Algebra.Com's Answer #398189 by mananth(16946)\"\" \"About 
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8%--------------- x
\n" ); document.write( "5% x-1200\r
\n" ); document.write( "\n" ); document.write( "Interest = 174\r
\n" ); document.write( "\n" ); document.write( "8%x+(x-1200)*5%= 174\r
\n" ); document.write( "\n" ); document.write( "multiply equation by 100\r
\n" ); document.write( "\n" ); document.write( "8x+5(x-1200)= 17400\r
\n" ); document.write( "\n" ); document.write( "8x+5x-6000=17400\r
\n" ); document.write( "\n" ); document.write( "13x= 17400+6000\r
\n" ); document.write( "\n" ); document.write( "13x= 23400\r
\n" ); document.write( "\n" ); document.write( "x=1800\r
\n" ); document.write( "\n" ); document.write( "Investment @ 8% = $1800
\n" ); document.write( "Investment at 5% = 1800-1200 = 600
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