Simplify each expression by combining like terms.
5m³- 4mp² + m²p - 2m³ + 6mp²
2g - 5gh + 1 + 3hg - g - h

What is mean median mode and range?

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?

Arectangle has a perimeter of 20 cm. the length, x cm, of one side of this rectangle is uniformly distributed between 1 cm and 7 cm. find the probability that the length of the longer side of the rectangle is more than 6 cm long.