document.write( "Question 571963: $4,200 is invested , part of it at 5% and part at 6%. The total yield at simple interest for one year is 232. How much was invested at each rate?\r
\n" ); document.write( "\n" ); document.write( "I figure it is a D=RT problem but I'm not sure how to set it up. \n" ); document.write( "
Algebra.Com's Answer #368247 by lwsshak3(11628)\"\" \"About 
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$4,200 is invested , part of it at 5% and part at 6%. The total yield at simple interest for one year is 232. How much was invested at each rate?
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\n" ); document.write( "let x=$ amt invested at 5%
\n" ); document.write( "4200-x=$ amt invested at 6%
\n" ); document.write( "..
\n" ); document.write( "5%x+6%(4200-x)=232
\n" ); document.write( ".05x+252-.06x=232
\n" ); document.write( ".01x=20
\n" ); document.write( "x=2000
\n" ); document.write( "4200-x=2200
\n" ); document.write( "ans:
\n" ); document.write( "amt invested at 5%=$2000
\n" ); document.write( "amt invested at 6%=$2200
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