A computer that was purchased for $3,164 is expected to depreciate according to the formula $y = - 791 x + 3,164$ , where y is the value of the computer after x years. When will the computer have no value?
A) 3 years
B) 3.5 years
C) 4 years
D) 4.5 years

Question

Quizplus · Accepted Answer

To find when the computer will have no value, we need to set y (the value of the computer) equal to 0 and solve for x (years).
0 = -791x + 3164
791x = 3164
x = 4
Therefore, the computer will have no value after 4 years. The answer is choice C.

A Computer That Was Purchased for $3,164 Is Expected to Depreciate