document.write( "Question 228778: Moolah has 27 coins that are all dimes and quarters. The value of the coins is $4.35. How many dimes and how many quarters does Moolah have? \n" ); document.write( "
Algebra.Com's Answer #169756 by checkley77(12844)\"\" \"About 
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D+Q=27 MULTIPLY BY -.10 & ADD.
\n" ); document.write( ".10D+.25Q=4.35
\n" ); document.write( "-.10D-.10Q=-2.7
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\n" ); document.write( ".15Q=1.65
\n" ); document.write( "Q=1.65/.15
\n" ); document.write( "Q=11 QUARTERS.
\n" ); document.write( "D+11=27
\n" ); document.write( "D=27-11
\n" ); document.write( "D=16 DIMES.
\n" ); document.write( "PROOF:
\n" ); document.write( ".10*16+.25*11=4.35
\n" ); document.write( "1.60+2.75=4.35
\n" ); document.write( "4.35=4.35
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