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Help with 57, please!!

Help with 57, please!!-example-1
User Ansiart
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1 Answer

19 votes
19 votes

9514 1404 393

Answer:

a) $554

b) y = 138.50x

c) see attached

Explanation:

a) The cost is the product of the number of hours and the cost per hour.

cost = (4 h)($138.50 /h) = $554.00 . . . . for a 4-hour course

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b) As above, the cost (y) is the product of the number of hours (x) and the cost per hour ($138.50).

y = 138.50x . . . . tuition for x credit hours.

__

c) As in part (b), the tuition is hours times 138.50. That means hours are tuition divided by 138.50.

Help with 57, please!!-example-1
User Caridorc
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