Answer:
The cost of a bag of chips is

Explanation:
Let
c ----> the cost of a bag of chips
we know that
The cost of a juice pouch ($2.50) plus the cost of 3 bags of chips must be equal to $5.05
The cost of 3 bags of chips is equal to multiply 3 by its cost c
so
The linear equation that represent this situation is

solve for c
Subtract 2.50 both sides


Divide by 3 both sides

