Problema Solution
Kristen went shopping for dresses and shirts. Dresses cost $28 each shirt cost $15 each. If she bought a total of 7 pieces of clothing and it cost $131 total, then how many of each did she buy
Answer provided by our tutors
let
d = the number of dresses bought
s = the number of shirts bought
f she bought a total of 7 pieces of clothing and it cost $131 total:
d + s = 7
28d + 15s = 131
by solving the above system of equations we find:
d = 2 dresses
s = 5 shirts
click here to see the step by step solution of the system of equations:
Kristen bought 2 dresses and 5 shirts.