A company buys a new bulldozer for $123750. The company depreciates the bulldozer linearly over its useful life of 23 years. Its salvage value at the end of 23 years is $12200. Depreciation is the decrease or loss in value of the equipment due to age, wear, or market conditions.

Find the measures of the complement and the supplement of each angle, m

Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?