document.write( "Question 449832: There was a CD store. One day, they sold 80 CDs. The CDs either cost $15 or $12. If they sold $1104 worth of CDs, how many of each kind did they sell?
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document.write( "A store has $520 in one-dollar and five-dollar bills. If there are five times as many one-dollar bills as five-dollar bills, how many of each kind are there? \n" );
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Algebra.Com's Answer #309482 by rwm(914)![]() ![]() ![]() You can put this solution on YOUR website! a+b=80 \n" ); document.write( "15a+12b=1104\r \n" ); document.write( "\n" ); document.write( "a=48 \n" ); document.write( "b=32\r \n" ); document.write( "\n" ); document.write( "1o+5f=520 \n" ); document.write( "o=5f \n" ); document.write( "o=260 \n" ); document.write( "f=52 \n" ); document.write( " |