17. The bottom of a 15 ft ladder is 4ft from the side of a house. Find the distance from the top of the ladder to the ground. Round to the nearest tenths. *
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How do i do this? i don’t understand

Which compound inequality could be represented by the graph?

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?