Determine whether the two expressions are equivalent. If so, tell what property is applied.

(20 - 4) - 2 and 20 - (4 - 2)

Lottery question. There will be 6 numbers chosen out of a possible 50. I can figure the odds for picking none of the 6 numbers or all of the 6 numbers. What is the equation for determining the odds for picking 1, 2, 3, 4 or 5 of the 6 numbers?

What is greater 5,000 cm or 5 m

Jessica rented 1 video game and 5 movies for a total of $16.50. The video game cost $5.75 to rent.

How would we find the unit vector in the direction of v = i+j?

Factor. 2x2 + 4x + 18

max travels 50 miles in one hour. At this rate, how long will it take him to reach a city that is 650 miles away?

Which property is demonstrated by the following statement? 15+w + (-12) = 15-12+w

9 m 7 m (23 m) What is the area

What are the factors of 34

Find the area of the rectangle 9ft and 14ft