Simplify the expression.

(4 + 7) (-4-71)

The perimeter of a rectangle is twice the sum of its length and its width. The perimeter is 16 meters and its length is 2 meters more than twice its width. What is its length?

What is the volume of this aquarium? 120 cm³ 180 cm³ 2,160 cm³ 21,600 cm³ Aquarium measuring 10 centimeters wide by 18 centimeters long by 12 centimeters tall.

How many times greater is 10 cubic yards tha. 5 cubic yard

Order from least to greatest 4.3, 3.4, 4.5, 3.45

Three consecutive integers have a sum of 72. Find the integers.

Juan wants to make flash cards out of a piece of cardboard that is by inches. What is the greatest number of flash cards that he can cut out of this piece of cardboard, if he wants them to be inches by inches?

Complete the solution of the equation. Find the value of y when x equals - 9. -7x + 8y = 39

The height of a square pyramid is one half the length of each side. The volume of the pyramid is 2,304 in. 3. What is the height of the pyramid?

What is the future value of $11,600 invested for 17 years at 7.25 percent compounded annually? $32,483.60 $27,890.87 $38,991.07 $41,009.13 $38,125.20?

Greg has an MP3 player called the Jumble. The Jumble randomly selects a song for the user to listen to. Greg's Jumble has 6 classical songs, 7 rock songs, and 9 rap songs on it.