Solve, assuming a linear equation fits the situation. The value of a graphing calculator is $225. After 2 years, the value of this calculator is $160....

Solve, assuming a linear equation fits the situation.The value of a graphing calculator is $225. After 2 years, the value of this calculator is $160. Find the value of the calculator after 5 years.(HINT: Let the time now be 0, the time in two years be 2, and the time in five years be 5.)