Which expression has the same value as 2n + n

Simplify 4.510 (the 0 is an exponent)

A rectangular pool has a tile border around its perimeter that measures 66 feet. If the length of the pool is 18 feet, what is the width of the pool?

A race car travels 100 feet in. 5 seconds. at this rate of speed how many feet will the racecar travel in a minute

What is 20% of 50 (show work)

5. Your brother has $2,000 saved for a vacation. His airplane ticket is $637. Write and solve an inequality to find out how much he can spend for everything else.

Reduce the fraction 34/48 to its lowest term

Maleeyah and Bella bought 1/2-pound of nuts. They are sharing the nuts equally. How many pounds of nuts will each girl get?

Calculate the value of the expression 3.2 (2)

Five siblings have a combined age of 195 years the oldest is 13 years older than the youngest mark the middle child and it's five years younger than Josie the other two siblings are six years apart if the second oldest child is 42 what are the ages

Give an example of two fractions whose sum can be simplified to 1/2