three corners of a square are (1, 7), (5, 3), and (9, 7). What are the coordinates of the fourth corner of the square?

Shiny white dental insurance costs $258 per year. approximately one-third of insured people need a filling, which averages $110 each. 80% of insured people get a preventive check-up each year, and the average cost of this visit is $95. if you consider shiny white’s income and expenses, what is the expected value of each insured customer?

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers

Shannon drove for 540 minutes. if she traveled 65 miles per hour,how many total miles did she travel?