Flying against the wind, an airplane travels 2010 kilometers in 3 hours. Flying with the wind, the same plane travels 4650 kilometers in 5 hours. What is the rate of the plane in still air ? what is the rate of the wind ?

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3< x< 5

step-by-step explanation:

|x - 4| < 1

there are two solutions, one positive and one negative.   remember to flip the inequality when taking the negative solution

x-4 < 1       x-4 > -1

add 4 to each side

x-4+4 < 1+4       x-4+4 > -1+4

x< 5                 x> 3

3< x< 5

cant open file sorry!

step-by-step explanation: