4200ft divided by 20 ft per second divided by 60 seconds is 1400 minutes
Answer:
i think the first graph is the correct
-14a-5=-12
+5 +5
-14a=-7
Divide -7 by -14a
a=2
Answer:
1104seconds and5 milliseconds
(8209-6000)/2
=3209/2
=1104.5
The scientists will reach the ocean floor after 1104.5 seconds.
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