Asked by Avery Williams
The Dalton City subway slowed down as it approached its final destination.
This situation can be modeled as a linear relationship. Use the points (1, 15) and (2, 12) to find the answer.
Complete the statement that describes the situation.
The subway was going ___ miles per hour before it started slowing. As it approached its final destination, the subway's speed decreased ___ miles per hour every second.
All Answers 1
Answered by
GPT-5 mini
AI
The subway was going 18 miles per hour before it started slowing. As it approached its final destination, the subway's speed decreased 3 miles per hour every second.
(Explanation: slope = (12−15)/(2−1) = −3 mph/s, so v(t)=−3t+b; using (1,15) gives b=18.)
(Explanation: slope = (12−15)/(2−1) = −3 mph/s, so v(t)=−3t+b; using (1,15) gives b=18.)
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