document.write( "Question 972344: jan brought 6 doughnuts for 3.50. tom brought 12 cookies and 5 doughnuts for 5.23 what is the cost of 1 cookie \n" ); document.write( "
Algebra.Com's Answer #594683 by Boreal(15235)\"\" \"About 
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6 D=3.50; D=3.5/6
\n" ); document.write( "12C+5D=5.23\r
\n" ); document.write( "\n" ); document.write( "12C + 5(3.5/6)=5.23
\n" ); document.write( "12C + (17.5/6)=5.23
\n" ); document.write( "12C=5.23-2.92=2.31\r
\n" ); document.write( "\n" ); document.write( "C=2.31/12=19.25 cents/cookie
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