Answer: C Polly bought a cracker for $4 and then bought a parrot for $2
-$6
Step-by-step explanation:
Word problem which can be modeled by the addition of two negative numbers :
Option A:
Selling or making a sales will yield a positive value
OptionB:
Purchasing is negative, however, reselling is positive
OptionC:
Purchasing a cracker (c) for $4 = - 4
Purchasing a parrot (p) for $2 = - 2
Hence, both are negative
c + p
-4 + (-2)
= - $6
Option D:
Selling is positive ; purchasing is negative