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A recording studio charges musicians an initial fee of $60 to record an album. Studio time costs an additional $75 per hour. Which function represents the total cost in dollars, C(t), of recording an album as a function of studio time in t hours?

A) C(t) = 60t - 75

B) C(t) = 75t - 60

C) C(t) = 60t + 75

D) C(t) = 75t + 60

User Enzotib
by
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2 Answers

6 votes

Answer:

D

Explanation:

slope= 75

y-intercept= 50

substitute 75 for m in mx+b and 50 for y in mx+b

C(t) = 75t + 60

User Beardedeagle
by
8.7k points
4 votes

Answer:

it is D

Explanation:

becuase the 75 dollars is PER hour... that gives a clue of multiplication ..... and the 60 dollars is a fee so you just add it

User RomanS
by
8.3k points
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