Your performance at PayPal is outstanding and the word is out. A medical sales company, Ethicon, is trying to entice you to work for them. They are offering you an annual salary of $19,500 plus a 4% commission on sales. If your desired monthly salary is unchanged (still $3000), how much must you sell to reach your goal?

1. Write an equation using x to represent sales and y to represent total pay
2. Replace the appropriate value with the value given in the problem and solve the equation
3. Write a sentence that explains your answer.