Method 1: Use the Quadratic Formula. The formula can be used to solve any quadratic equation. Solve equation $2x^2 + 7x - 15 = 0$ using the quadratic formula. Solve equation 3x2 + 2x - 5 = 0. ( Use above calculator to check your solution.
Discounts: 1  Some animal shelters only adopt out pets already microchipped. In these cases, the cost of microchipping is included in the adoption fee, typically between $50 and $100 for cats or $70 to $300 for dogs. 2  Some animal shelters offer microchipping for a discounted cost, between $20 and $30.
The costs of a pet microchip are higher than the costs of a regular ID tag; however, the chip has many advantages and cannot be removed or lost by the dog. In addition, the contact info on the chip can be changed without removing the chip, while an ID tag has to be replaced each time you change your contact details.