document.write( "Question 894943: You have 31 coins consisting of nickels and dimes. The coins total is $2.25. How many coins are nickel? How many are dimes? \n" ); document.write( "
Algebra.Com's Answer #542495 by lwsshak3(11628)\"\" \"About 
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You have 31 coins consisting of nickels and dimes. The coins total is $2.25. How many coins are nickel? How many are dimes?
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\n" ); document.write( "let x=number of nickels
\n" ); document.write( "31-x=number of dimes
\n" ); document.write( ".05x+.10(31-x)=2.25
\n" ); document.write( ".05x+3.10-.10x=2.25
\n" ); document.write( ".05x=.85
\n" ); document.write( "x=17
\n" ); document.write( "31-x=14
\n" ); document.write( "number of nickels=17
\n" ); document.write( "number of dimes=14
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