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The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

Atruck can be rented from company a $50 a day plus $0.60 per mile. company b charges $20 a day plus $0.80 per mile to rent the same truck. find the number of miles in a day at which the rental costs for company a and company b are the same

Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter?