Given that the dealer sells a dozen tires for $240, every 3-tire set costs $60. There are six 2-tire sets in a dozen. Thus, his total revenue should be $360. The total profit is the difference between the total revenue and the total cost. The answer is therefore, the first choice, $120.
x = 1 because -7(3x + 4) must be -49 so 3x + 4 must me 7 so x = 1
The expression will be d. 9-7i
Centre= (-1,-2)
Radius=5
All working shown on photo
Answer:
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