Find the rate of change from the given table

The price of a visit to the dentist is \$50$50. if the dentist fills any cavities, an additional charge of \$100$100 per cavity gets added to the bill. if the dentist finds nn cavities, what will the cost of the visit be?

Determine the equivalent system for the given system of equations: 5x − 3y = 6 x + y = 2

Skie rented a boat for $16.50 per hour. her total rental fee was $49.50. for how many hours did skie rent the boat