Use algebraic method (substitution or elimination) to solve the system of equations. Show your work. 4x-2y=16 2x+3y=32

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What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance