Answer:
750 people will come in at 15 hours.
Step-by-step explanation:
350 divided by 7=50 50 times 15=750
sorry i don't know the rest
900 because 9 is greater than 5 so it rounds to my answer.
Answer x=-4
This would make a straight line going perpendicular to y=-3 and would pass through the point -4,3.