document.write( "Question 1191337: Hi
\n" ); document.write( "If Bob had twice as many nickels and half as many quarters, he would have 60c less. Suppose he now has 16 nickels and quarters. How many of each coin does he have.
\n" ); document.write( "Thanks
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Algebra.Com's Answer #823160 by MathLover1(20855)\"\" \"About 
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\n" ); document.write( "let nickels be \"n\" and quarters \"q\"\r
\n" ); document.write( "\n" ); document.write( "if he now has \"16\" nickels and quarters, then we have\r
\n" ); document.write( "\n" ); document.write( "\"n%2Bq=16\"\r
\n" ); document.write( "\n" ); document.write( "\"n=16-q\"\r
\n" ); document.write( "\n" ); document.write( "since
\n" ); document.write( "\"1n=5c+\"
\n" ); document.write( "\"1q=25c\"\r
\n" ); document.write( "\n" ); document.write( "total amont of cents will be \"5%2816-q%29%2B25q\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "If Bob had twice as many nickels and half as many quarters, \r
\n" ); document.write( "\n" ); document.write( "\"2%285n%29%2B%2825q%29%2F2\" he would have \"60c\" less \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"2%285%2816-q%29%29%2B%2825q%29%2F2=5%2816-q%29%2B25q-60\"\r
\n" ); document.write( "\n" ); document.write( "\"q+=+8\"\r
\n" ); document.write( "\n" ); document.write( "=>\"n=8\"\r
\n" ); document.write( "\n" ); document.write( "check: total amount of cents\r
\n" ); document.write( "\n" ); document.write( "\"5%2816-8%29%2B25%2A8=240c\"\r
\n" ); document.write( "\n" ); document.write( "If Bob had twice as many nickels and half as many quarters,\r
\n" ); document.write( "\n" ); document.write( "\"2%2A5%2816-8%29%2B%2825%2A8%29%2F2=180c\"\r
\n" ); document.write( "\n" ); document.write( "difference:\"240c-180c=60c\"\r
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