Write an equation or function for the total cost

Reference no: EM13206921

The river is 500 feet wide. The power line must run underground on the shore and underwater across the river. The cost to run the line underwater is $50 per foot, and the cost to run the line underground is $40 per foot. A. How much does it cost to run 500 feet of wire underground and the rest underwater? B. How much does it cost to run 1000 feet of wire underground and the rest underwater? C. Write an equation/function for the total cost to run the power line between the two buildings in terms of the amount of wire run underground.

Reference no: EM13206921

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