Five times a positive integer is less than twice its square by 3. Find the integer. How do we do this, help please. My exam is in less than 12 hours.

Abig remake 100 loaves of bread in one day how many loaves does the bakery make in 6 days

Math it's appreciated. (picture provided)

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?