document.write( "Question 161472: Moolah has 27 coins that are all dimes and quarters. The value of th coins is $4.35. How many dimes and how many quarters does Moolah have? \n" ); document.write( "
Algebra.Com's Answer #118928 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! Q+D=27 OR Q=27-D \n" ); document.write( ".25Q+.10D=4.35 \n" ); document.write( ".25(27-D)+.10D=4.35 \n" ); document.write( "6.75-.25D+.10D=4.35 \n" ); document.write( "-.15D=4.35-6.75 \n" ); document.write( "-.15D=-2.40 \n" ); document.write( "D=-2.40/-.15 \n" ); document.write( "D=16 DIMES. \n" ); document.write( "D+16=27 \n" ); document.write( "Q=27-16 \n" ); document.write( "Q=11 QUARTERS.PROOF: \n" ); document.write( ".25*11+.10*16=4.35 \n" ); document.write( "2.75+1.60=4.35 \n" ); document.write( "4.35=4.35 \n" ); document.write( " |