4. To rent a movie, a company charges $2 plus $1 per day.

a) Write an equation that describes the cost (C) of renting a movie in terms of the number
of days (d).


b) Write an equation that represents the following question: "How many days can you rent
a movie for $9?"

c) Solve your equation.


d) Check that your solution solves the problem.

*no links are allowed* ☺️

When answering just put a) b) c) and d) etc so I can know the answer for them.

That’s all!