Simplify the expression.

(8 + 7a) + 4

On December 18, 2009, Cesar Cielo Filho of Brazil set a world record by swimming 50 m on a long course (50-m pool) in 20.91 sec. This record is 0.

How do u write 878.403,887.304,887.043 from greatest to least

How many triangles can be constructed with sides measuring 14 cm, 8 cm, and 5 cm? A. one B. none C. more than one

explain how to use the formula V=l x w x h to verify that a cube with a side length of 1/2 units has a volume of 1/8 of a cubic unit

How many ones equal seven thousands

What is 1700000 divided by, 10?

How do you solve c for a/b=c

In which situation would you opt for a car lease? A. You don't like to drive, and would prefer the services of a driver. B. You want to buy a car, and keep it for a long period of time. C.

Using a common denominator to write an equivalent fraction for each fraction what would 1/3, 1/5, common denominator be?

How Many square inches will fill a rectangle 6 inches by 2 inches?