document.write( "Question 388695: Mike, Ron, Debra, and Susie divided a $47 refund so that Mike and Ron together got $27, Mike and Debra got $25, and Mike and Susie got $23. How much did Debra get? \n" ); document.write( "
Algebra.Com's Answer #275073 by Jk22(389)![]() ![]() You can put this solution on YOUR website! Let m,d, r, s the amount in $ that Mike, Debra, Ron and Susie get : then \r \n" ); document.write( "\n" ); document.write( "m + r = 27 $ \n" ); document.write( "m + d = 25 $ \n" ); document.write( "m + s = 23 $ \n" ); document.write( "m + r + d + s = 47 $\r \n" ); document.write( "\n" ); document.write( "The sum of the 3 1st equation give : \r \n" ); document.write( "\n" ); document.write( "3m + r + d + s = 75 $ | from which we subtract equation 4 : \r \n" ); document.write( "\n" ); document.write( "2m = 18$, hence Mike gets 9$\r \n" ); document.write( "\n" ); document.write( "Ron receives 18$\r \n" ); document.write( "\n" ); document.write( "Debra 16$\r \n" ); document.write( "\n" ); document.write( "Susie 14$ \n" ); document.write( " \n" ); document.write( "The sum is : ($)9+18+16+4=20 + 18 + 9 = 38+9 = 47$\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |