N is between ML. MN = 6x - 5, NL = 2x + 3 and ML = 22, how long is MN?

H(x)=4x2-5x h(-3) what is the answer?

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25

You work for a landscape company that just got a contract to re-mulch a park. the area that needs mulching is 30 feet by 60 feet. they want a 3 inch layer of much on the area. the company has bags of mulch that cover 2 cubic yards that cost $4.00 per bag. how much will it cost the consumer just in materials to re-mulch the area (round to the nearest dollar)?