What is the distance between (2, 6) and (7, 6)? On a coordinate plane, points are at (2, 6) and (7, 6). 2 units 5 units 7 units 9 units

Sara can take no more than 22 pounds of luggage on a trip. her suitcase weighs 112 ounces. how many more pounds can she pack without going over the limit?

Find the maximum value of p= 4x + 5y subject to the following constraints :

Mrs. blake's bill at a restaurant is $42.75. she wants to leave the waiter an 18% tip. how much will she pay in all, including the tip?