SOLUTION: The equation V = -2000t + 20,000 describes the value in dollars of a certain model of car after it is t years old. If a car is worth $12,000, substitute 12,000 into the equation t

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Question 166440: The equation V = -2000t + 20,000 describes the value in dollars of a certain model of car after it is t years old. If a car is worth $12,000, substitute 12,000 into the equation to find the age of the car.
o 3 years
o 4 years
o 5 years
o 6 years
Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
V=-2000t+20000
substituting 12000=-2000t%2B20000 add 2000t and subtract 12000 on both sides 2000t=8000 divide by 2000 t=4
2nd answer is correct