Due South Streaming Video Solve This Simultaneously Equation Showing All Steps Clearly. Correct Answer And Thorough Explanation 10 Marks

Solve this simultaneously equation showing All steps clearly. Correct answer and thorough explanation 10 marks - due south streaming video

Airlines flight from Sydney to Brisbane (900 km) was 1hr 12min, while the return flight is 1 hour 20 minutes. Wind The time difference is due to a south to north "Jet Stream". Find the average speed in miles per hour the plane and the effect (speed) of the jet stream in kmh. [This is an obvious application of equations]. Clear and complete, thank you!