Mathematics, 08.10.2019 09:00 nicky123415

Arailroad crew can lay 6 miles of track each day. they need to lay 168 miles of track. the length, l (in miles), that is left to lay after d days is given by the following function.

l (d) = 168 - 6d

how many days will it take the crew to lay all the track?

how many miles of track does the crew have left to lay after 17 days ?

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Arailroad crew can lay 6 miles of track each day. they need to lay 168 miles of track. the length, l...

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