document.write( "Question 651010: in Josh's bank, there is $1.17 in pennies, nickles, and dimes. In all there are 25 coins. If there are twice as many nickels as pennies, find how many of each kind there are. I need to create an equation and find out how many of each coin there are. Thanks! \n" ); document.write( "
Algebra.Com's Answer #407535 by lwsshak3(11628)\"\" \"About 
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in Josh's bank, there is $1.17 in pennies, nickles, and dimes. In all there are 25 coins. If there are twice as many nickels as pennies, find how many of each kind there are. I need to create an equation and find out how many of each coin there are.
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\n" ); document.write( "let x=number of pennies
\n" ); document.write( "2x=number of nickels
\n" ); document.write( "25-x-2x=25-3x=number of dimes
\n" ); document.write( "..
\n" ); document.write( ".01x+.05*2x+.10(25-3x)=1.17
\n" ); document.write( ".01x+.1x+2.5-.3x=1.17
\n" ); document.write( ".19x=1.33
\n" ); document.write( "x=7
\n" ); document.write( "2x=14
\n" ); document.write( "25-3x=4
\n" ); document.write( "number of pennies=7
\n" ); document.write( "number of nickels=14
\n" ); document.write( "number of dimes=4
\n" ); document.write( "
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