Benita buys 2 shirts for the same price, s. The sales tax rate is 6.5%. Write an expression to represent the total cost of the shirts in two different ways.

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Amountain climber starts a climb at an elevation of 453 feet above sea level at his first rest stop he has climbed 162 feet and by his second rest stop he has climbed another 207 feet its getting late in the day so the climber starts his way down if the climber desends 285 feet how much does he need to ascend or descend to return to the original starting point

In the diagram, a building cast a 35-ft shadow and a flagpole casts an 8-ft shadow. if the the flagpole is 18 ft tall, how tall is the building? round the the nearest tenth.

Suppose the equation ||x-a|-b|=2008 has 3 distinct real roots and a not =0. find the value of b.