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Mathematics 30 Online
OpenStudy (meowlover17):

Joy is training for a triathlon. She runs a distance of 2x miles, cycles a distance of (x2 + 7) miles, and swims a distance of (x − 2) miles. Which simplified expression is equivalent to the total distance, in miles, Joy covers?

OpenStudy (meowlover17):

A. x^2+3x+5 B. x^2+3x+9 C.3x^2+5 D.3x^2+9

OpenStudy (meowlover17):

I dont understand please help me

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