Ana, bill, and charles are getting ready to pose for a photograph. how many different ways could they line up for the picture so that ana and bill are standing next to each other?

Simplify the expression. -2/5(10+15m-20n)

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

What is not true about kl and mn? what is mn? (show )