Colleen plans to print x pictures from her camera at a drug store. the expression $0.2x represents the cost of developing the pictures if she is not a member of the store’s photography club. if she is a member, then the total cost is given by $0.15x + $10. how much more will colleen pay by not being a member if she develops 350 pictures

$7.5

Step-by-step explanation:

If Colleen develops 350 pictures (x):

1. If member, cost is:

2. If not a member, cost is:

Hence, Colleen pays 70 - 62.5 = 7.5 more by not being a member.

$7.5.

Step-by-step explanation:

We have been given that Colleen plans to print x pictures from her camera at a drug store.

The difference of cost for non-member and member would be difference of both expressions as:

To find the difference for developing 350 pictures without being member and non-member, we will substitute in expression :

Therefore, Colleen will pay $7.5, while not being a member and developing 350 pictures.