If c represents the total cost in dollars and cents for any number of songs downloaded, s, write a proportional equation for c in terms of s that matches the context.
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Step-by-step explanation:
Three methods of producing magnetic fields are as follows: (a) Magnetic field can be produced by placing a permanent magnet or a horse-shoe magnet at the place, where magnetic field is required. (b) Magnetic field is produced around a current carrying straight conductor or a current carrying coil.
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Answer:
c=.81s
Step-by-step explanation:
(total cost) = k (songs)
total cost/songs=k
8.1/10=k
0.81=k
now substitute 0.81 in for k in your equation
c=0.81s
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