SOLUTION: a group of freinds spent 245.86 on 14 shirts and pants. each shirt cost 11.99.each pair of pants cost 24.99.how many pair of shirts and pants did the group buy.

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: a group of freinds spent 245.86 on 14 shirts and pants. each shirt cost 11.99.each pair of pants cost 24.99.how many pair of shirts and pants did the group buy.      Log On


   

Question 721657:
a group of freinds spent 245.86 on 14 shirts and pants. each shirt cost 11.99.each pair of pants cost 24.99.how many pair of shirts and pants did the group buy.
Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
S+P=14
S=14-P
11.99S+24.99P=245.86
11.99(14-P)+24.99P=245.86
167.86-11.99P+24.99P=245.86
13P=245.86-167.86
13P=78
P=78/13
P=6 ANS. FOR THE NUMBER OF PANTS BOUGHT.
14-6=8 ANS. FOR THE NUMBER OF SHIRTS BOUGHT.
PROOF:
11.99*8+24.99*6=245.86
95.92+149.94=245.86
245.86=245.86