stanley drove his car on a business trip. When he left, the mileage was 840 miles, and when he returned, the mileage was 1,200 m
iles. The car used 12 gallons of gasoline for this trip
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Answer:
x^2 + y^2 - 4y - 15 = 6
x^2 + y^2 - 4y = 21
x^2 + y^2 - 4y + 4 = 25
x^2 + (y - 2)^2 = 5^2
r = 5
Answer:
-20
Step-by-step explanation:
-8-12=-20
hope it will help you...........
Step-by-step explanation:
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