document.write( "Question 148920: Audrey has 35 dimes and quarters in her piggy bank with a total value of $6.95. How many coins are dimes and how many are quarters? \n" ); document.write( "
Algebra.Com's Answer #109242 by mangopeeler07(462)\"\" \"About 
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d=# dimes
\n" ); document.write( "q=# quarters
\n" ); document.write( "coefficient=value of coin in cents\r
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\n" ); document.write( "\n" ); document.write( "10d+25q=695
\n" ); document.write( "d+q=35\r
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\n" ); document.write( "\n" ); document.write( "Solve for d in the second equation:
\n" ); document.write( "d=35-q\r
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\n" ); document.write( "\n" ); document.write( "Plug that into the first equation:
\n" ); document.write( "10(35-q)+25q=695\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Distribute:
\n" ); document.write( "350-10q+25q=695\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Combine like terms:
\n" ); document.write( "350+15q=695\r
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\n" ); document.write( "\n" ); document.write( "Subtract 350 from both sides
\n" ); document.write( "15q=345\r
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\n" ); document.write( "\n" ); document.write( "Divide by 15
\n" ); document.write( "q=23\r
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\n" ); document.write( "\n" ); document.write( "Plug that into the second equation:
\n" ); document.write( "d+23=35
\n" ); document.write( "d=12\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "23 quarters
\n" ); document.write( "12 dimes
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