document.write( "Question 630165: a student bought 23 cent, 41 cent, and 80 cent stamps with a total value of $31.50. if the number 23 cent stamps is 2 more that the number of 41 cents stamps, and number of 80 cent stamps is 5 more than one half the number of 41 cents stamps, how many stamps of each denomination did the student obtain? \n" ); document.write( "
Algebra.Com's Answer #396756 by josmiceli(19441)![]() ![]() You can put this solution on YOUR website! Let \n" ); document.write( "Let \n" ); document.write( "Let \n" ); document.write( "given: \n" ); document.write( "(1) \n" ); document.write( "(2) \n" ); document.write( "(3) \n" ); document.write( "----------------- \n" ); document.write( "Substitute (2) and (3) into (1) \n" ); document.write( "(1) \n" ); document.write( "(1) \n" ); document.write( "(1) \n" ); document.write( "(1) \n" ); document.write( "(1) \n" ); document.write( "and, since \n" ); document.write( "(2) \n" ); document.write( "(2) \n" ); document.write( "(2) \n" ); document.write( "and \n" ); document.write( "(3) \n" ); document.write( "(3) \n" ); document.write( "(3) \n" ); document.write( "(3) \n" ); document.write( "There were 28 of the 23 cent stamps \n" ); document.write( "There were 26 of the 41 cent stamps \n" ); document.write( "There were 18 of the 80 cent stamps \n" ); document.write( "check: \n" ); document.write( "(1) \n" ); document.write( "(1) \n" ); document.write( "(1) \n" ); document.write( "(1) \n" ); document.write( "OK \n" ); document.write( " |