document.write( "Question 390480: How do I solve this problem:
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document.write( "Royce has 1.30 in dimes and quarters. he has one fourth as many quarters as dimes.
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document.write( "How many of each does he have? \n" );
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Algebra.Com's Answer #276863 by stanbon(75887) ![]() You can put this solution on YOUR website! Royce has 1.30 in dimes and quarters. \n" ); document.write( "he has one fourth as many quarters as dimes. \n" ); document.write( "---------------- \n" ); document.write( "Value Equation: 10d + 25q = 130 cents \n" ); document.write( "Quantity Eq:::: q = 1/4 d \n" ); document.write( "--------------------------------- \n" ); document.write( "Modify: \n" ); document.write( "d = 4q \n" ); document.write( "--- \n" ); document.write( "Substitute for \"d\" and solve for \"q\": \n" ); document.write( "10(4q)+25q = 130 \n" ); document.write( "65q = 130 \n" ); document.write( "q = 2 (# of quarters) \n" ); document.write( "---- \n" ); document.write( "Since d = 4q, d = 8 (# of dimes) \n" ); document.write( "==== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |