document.write( "Question 411502: I have a jar containing 88 coins, all of which are either quarters or nickles. the value is $13. how many of each type of coin do I have? \n" ); document.write( "
Algebra.Com's Answer #289266 by rfadrogane(214)\"\" \"About 
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I have a jar containing 88 coins, all of which are either quarters or nickles. the value is $13. how many of each type of coin do I have?
\n" ); document.write( "Sol'n:
\n" ); document.write( "let q - the total # of quarters
\n" ); document.write( "n - the total # of nickels\r
\n" ); document.write( "\n" ); document.write( "q+n=88 ---(1)
\n" ); document.write( "0.25q+0.05n=13 ---(2)\r
\n" ); document.write( "\n" ); document.write( "solving two equations, either by elimination or by substitution
\n" ); document.write( "q=43, n=45
\n" ); document.write( "thus,
\n" ); document.write( "quarters are 43 pcs & nickels are 45 pcs. ---answer
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