Show calculation step by step...only typing. ..don't upload photos...

Dr. Gulakowicz is an orthodontist. She estimates that adding two new chairs will increase fixed costs by

$145,000,

including the annual equivalent cost of the capital investment and the salary of one more technician. Each new patient is expected to bring in

$2,960

per year in additional revenue, with variable costs estimated at

$1,020

per patient. The two new chairs will allow Dr. Gulakowicz to expand her practice by as many as

215

patients annually. How many patients would have to be added for the new process to break even?

Part 2

The break-even volume is

enter your response here

patients. (Enter your response rounded to the nearest whole number.)