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Greeley [361]
4 years ago
5

I ride at a speed of 9 kilometers per hour for 14.4 kilometers. For how many hours she ride

Mathematics
2 answers:
kramer4 years ago
5 0

Answer:

1.6 hours

Step-by-step explanation:

Speed v = distance d/time t

v = 9km/hr

d = 14.4km

t = ?

: - v = d/t

vt = d

So. t = d/v

t = 14.4/9

t = 1.6hrs

sveta [45]4 years ago
3 0

Answer:

1.6 hours

Step-by-step explanation:

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Break up chain with AND statement:

(2/3)t - 1 < t + 7 AND <span>t + 7 ≤ -2t + 15

left side, we solve for t
</span>
<span>(2/3)t - 1 < t + 7
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right side, we solve for t</span>
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So our answer would be </span>
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as an interval, this is
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