For a chemistry lab, you used 2 ounces of calcium sulfate, 2.5 pounds of copper, and 1 4 lb of nickel. What was the combined weight of your materials?

Solve these equations for x. 1. 12+6x = 5-2 2. X-4 = { (6x - 54) 3. - (3x - 12) = 9x - 4

In a raffle, Scott buys 10 tickets and his friend Tom buys 6 tickets. If there are 80 tickets sold, what is the probability that Scott or Tom will win?

Natalie has $20 to spend on 5 sandwiches. Can she spend $4.39 on each sandwich? Explain

Which statement about the quadratic parent function is true? A) Its graph is symmetrical about the x-axis. B) Its graph is symmetrical about the y-axis. C) Its domain is the set of all non-negative numbers.

The Gateway Arch in St. Louis Missouri weighs about 20,000 tons write an amount that could be the exact number of tons the archway

Are all congruent polygons similar?

Leia is operating a digital spinner game in which a player spins an arrow and is given a prize based on where the spinner lands. Leia can program the probability of each of the outcomes.

If W = 5 units, X = 10 units, Y = 9 units, and Z = 7 units, what is the surface area of the right rectangular pyramid shown above?

5. Write in slope intercept form 5x - 3y = - 9 y = (5/3) x - 3 y = (5/3) X + 9 y = (5/3) x + 3 y = (3/5) x + 3

Ian has a list of 3 visit on a road trip with some friends. He needs to finalize the plans for the trip. How many different orders can he plan to visit the cities