Reduce to simplest form.

-1/2 - 2/5 =

Me asap! what is the slope of this line? enter your answer in the box.

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*