Dotty McGinnis starts up a small business manufacturing bobble-head figures of famous soccer players

Dotty McGinnis starts up a small business manufacturing bobble-head figures of famous soccer players. Her initial cost is $3300. Each figure costs $4.50 to make. a. Write a cost function, C(x), where x represents the number of figures manufactured.

Cost function is the fixed cost plus units * variable cost.
C(x) = 3300 + 4.50x