document.write( "Question 938549: Logan saves $5.50 in dimes and quarters over a week. He has 20 more dimes than quarters. Find the number of dimes and quarters he saves . \n" ); document.write( "
Algebra.Com's Answer #571786 by stanbon(75887)\"\" \"About 
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Logan saves $5.50 in dimes and quarters over a week. He has 20 more dimes than quarters. Find the number of dimes and quarters he saves .
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\n" ); document.write( "Value:: 10d + 25q = 550 cents
\n" ); document.write( "Quantity:: d = q + 20
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\n" ); document.write( "Modify::
\n" ); document.write( "2d + 5q = 110
\n" ); document.write( "2d - 2q = 40
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\n" ); document.write( "Subtract and solve for \"q\":
\n" ); document.write( "7q = 70
\n" ); document.write( "q = 10 (# of quarters)
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\n" ); document.write( "Solve for \"d\"::
\n" ); document.write( "d = q + 20
\n" ); document.write( "d = 10 + 20 = 30 (# of dimes)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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