Karas Custom Tees experienced fixed costs of $400 and variablecosts of $4 a shir

Karas Custom Tees experienced fixed costs of $400 and variablecosts of $4 a shirt. Write an equation that can be used todetermine the total expenses encountered by Karas Custom Tees. Letx be the number of shirts and let C(x) be the total cost ofproducing x shirts.