A railroad crew can lay 5 miles of track each day. They need to lay 140 miles of track. The length, L (in miles), that is left t
o lay after d days is given by the
following function.
L(d) = 140-50
Answer the following
(a) How many days will it take the crew to lay all the track?
I days
(b) How many miles of track does the crew have left to lay after 18 days?
miles
following function.
L(d) = 140-50
Answer the following
(a) How many days will it take the crew to lay all the track?
I days
(b) How many miles of track does the crew have left to lay after 18 days?
miles
1 answer:
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Answer:
Step-by-step explanation:
Whenever we have 2 fractions equal to each other, we first cross multiply, then take variables to one side and numbers to other side and use basic algebra to solve for the variable [here, it is x].
The process is shown below:
So, x = 3/4
