3s+2p=85.50 4s+2p=123
1 answer:
You might be interested in
Answer:
The cost of the mug is of $6.50.
Step-by-step explanation:
The cost of the mug and r refills is given by the following equation:
Cost of the mug:
The cost of the mug is found when no refills are bought, that is, C when , which is
The cost of the mug is of $6.50.