document.write( "Question 443931: i have a jar containing 60 coins all of which are either quarters or nickels. the total value of the coins in the jar is $9.20. How many of each type of coin do i have? \n" ); document.write( "
Algebra.Com's Answer #306132 by chriswen(106)\"\" \"About 
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Let x be the number of quarters.
\n" ); document.write( "Let 60-x be the number of nickels.
\n" ); document.write( "...
\n" ); document.write( "25x+5(60-x)=920\r
\n" ); document.write( "\n" ); document.write( "The 25 and 5 is for the value of the coins (25 cents and 5 cents)\r
\n" ); document.write( "\n" ); document.write( "25x+300-5x=920
\n" ); document.write( "20x=920-300
\n" ); document.write( "20x=620
\n" ); document.write( "x=31
\n" ); document.write( "60-x=29
\n" ); document.write( "...
\n" ); document.write( "Therefore, there are 31 quarters and 29 nickels in the jar.
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