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Mathematics, 12.10.2020 01:01 mia3128

Item 7 is unpinned. Click to pin. Keith is in a hot air balloon that is 200 feet above the ground and is descending 1.2 feet per second. Erica is in a hot air balloon that is 130 feet above the ground is ascending 0.4 feet per second. After how many seconds will the hot air balloons be the same number of feet above the ground?

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