Checking Equivalence

Which expression is not equivalent to the other three?

2x + 2 + 2x + 3x - 8

4 + 7x - 2

-2 + 5x + 2x - 4

8x - x - 6

What is the second two terms of 32,16,8?

If a man weighs 185 pounds, and 60% of his body weight is water, how many pounds of water does he have?

What is the form of 10

Find the average speed of a horse that traveled East for 25 km in 4 hours. A) 6.25 km/h due East B) 6.25 km/h C) 62.5 km/h due East D) 62.5 km/h

Which type of sampling method is being employed in the following example: "In order to test out a new dessert available at Chili's restaurants in the metro-Atlanta, everyone at 6 selected Chili's locations are offered to try the new dessert for free

Which equation has the solutions x=1 + / - √5? x2 + 2x + 4 = 0, x2 - 2x + 4 = 0, x2 + 2x - 4 = 0, x2 - 2x - 4 = 0

What is 1 ten thousand + 19 thousands + 2 tens + 9 ones in standard form

How many solutions does this system of equations have? 2x+3y=12 and 2x+3y=18

Find the domain of the parent function below y = x^2 A. All real numbers B. All positive numbers C. All negative numbers D. All real numbers except 0

Nathan surveyed 460 teenagers to find out their favorite type of movie. He found that 45% of the teenagers surveyed like comedies. How many teenagers surveyed like comedies?