Math(Algebra)
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algebra 1
plz explain how to do this in detail: using only 39 cent and 24 cent stamps, charlie put $7.14 postage on a package he mailed to his sister. if he used twice as many 39 cent stamps as 42 cent stampsp, how many 24 cent stamps did
asked by Robbie on March 29, 2011 
Math
On a Christmas package, Audrey needs to use only 40cent stamps and 16cent stamps. If she uses twice as many 40cent stamps as 16cent stamps, how many of each type of stamp must she use to mail a package costing $5.76 in
asked by Michael on February 10, 2015 
Math
On a Christmas package, Audrey needs to use only 40cent stamps and 16cent stamps. If she uses twice as many 40cent stamps as 16cent stamps, how many of each type of stamp must she use to mail a package costing $5.76 in
asked by Erik on January 18, 2013 
Math
On a Christmas package, Audrey needs to use only 40cent stamps and 16cent stamps. If she uses twice as many 40cent stamps as 16cent stamps, how many of each type of stamp must she use to mail a package costing $5.76 in
asked by Frank on January 18, 2013 
Math
On a Christmas package, Audrey needs to use only 40cent stamps and 16cent stamps. If she uses twice as many 40cent stamps as 16cent stamps, how many of each type of stamp must she use to mail a package costing $5.76 in
asked by Cat on January 18, 2013 
algebra
An executive bought 300 stamps for $73.80. The purchase included 15 cent stamps, 20 cent stamps, and 40 cent stamps. The number of 20 cent stamps is four times the number of 15 cent stamps. How many 40 cent stamps were purchased?
asked by Anonymous on January 17, 2012 
math
A word Problem Kris has an endless supply of 4cent and 7cent stamps for mailing a package. What is the greatest amount of postage that cannot be affixed to a package using these stamps?
asked by Lauren on November 16, 2008 
Algebra
a colection of stamps consist of 2 cent stamps, 8 cent stamps, and 14 cent stamps. The number of 2 cent stamps is five more then twice the number of 8 cent stamps.the number of 14 cent stamps is three times the number of 8 cent
asked by Neva on November 22, 2011 
Math teacher
Joanie wants to mail a package that requires $1.61 in postage. If she has only 5 cent and 8 cent stamps. what is the smallest number of stamps she could use that would total exactly $1.61?
asked by Earleen Shope on September 16, 2015 
math
Joanie wants to mail a package that requires $1.30 in postage. If she has only 5cent and 7cent stamps, what is the smallest number of stamps she could use that would be totally exactly $1.30? the smallest number of stamps is
asked by Jessica on June 2, 2015