25monsodd73 25monsodd73

23-02-2021
Mathematics

contestada

Please help me with this

Please help me with this class=

Respuesta :

24-02-2021

Answer:

Step-by-step explanation:

L(d) = 189 - 7d

L(17) = 189 - 7·17 = 70 miles

After 17 days, 70 miles of track remain.

:::::

189 miles × (1 day)/(7 miles) = 27 days

It takes a total of 27 days to lay the track.

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