evanwall91
01.10.2019 •
Mathematics
Find fhe value of k for which the solution of the inequality k(4r-5)-12r-9 is all real numbers
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Ответ:
294 miles
Step-by-step explanation:
using the relationship between distance / speed / time
distance = speed × time
calculating speed =
= 
= 42 mph
Then travelling at this speed for 7 hours
distance = 42 × 7 = 294 miles