mathfunctions
posted by Christa .
A car purchased for $11900 has a resale value of $2000 after 10 years. Assuming its resale value decreased linearly over these years, what was the resale value of the car after 3 years?

mathfunctions 
Damon
two given ordered pairs:
(0,11900)
(10,2000)
m = slope = (200011900)/ (10  0) =990 per year
so
11900  3(990) = 8930
Respond to this Question
Similar Questions

Calculus
After t years, the value of a car that originally cost $16,000 depreciates so that each year is is worth 3/4 of it's value for the precious year. Find a model for V(t), the value of the car after t years. Sketch a graph of the model … 
Advanced Functions
he value of a new car depreciates at a rate of 12% per year. Write an equation to represent the approximate value of a car purchased for $23 000. Determine the value of the car two years after it is purchased. Approximately how many … 
math
A study was conducted to investigate the relationship between the resale price, y (in hundreds of dollars), and the age, x (in years), of midsize luxury American automobiles. The equation of the line of best fit was determined below. … 
math
A study was conducted to investigate the relationship between the resale price, y (in hundreds of dollars), and the age, x (in years), of midsize luxury American automobiles. The equation of the line of best fit was determined below. … 
math
a car depreciates in by avalue of $1000 per year. The original value of the car is $30,000. Let V(x) be the value of the car in x years. Write the linear function that represent the value of the car in x years. what will be the value … 
Algebra 1
The value of a certain new car (time = 0 years old) is $14,000. After two years (t=2), the value of the car is $9,000. A. Find the linear equation representing the car after t years. B. What is the value of the car after 5 years? 
Statistics
A study was conducted to investigate the relationship between the resale price, y (in hundreds of dollars), and the age, x (in years), of midsize luxury American automobiles. The equation of the line of best fit was determined below. … 
maths
a car depreciates at rate of 10%per year. the car cost £20000 new. (a) explain why the car wont be worth £16000 after 2 years (b) show that the car will be worth £16200 after 2 years and find the value of the car after 3 years (c) … 
Math
A computer is purchased at 2000$. After each year, the resale value decreases by 25%. What will the resale value be after 3 years? 
Algebra
A used car has a value of $15,250 when it is purchased in 2012. The value of the car decreases at a rate of 7.5% per year. Write an exponential function that models the value of the car, y, over x years. To the nearest cent, what will …