The function \(T(x) = \frac{20,000 - 6.5x}{1,000}\) gives the estimat…

Question

Prompt

The function

T (x) = \frac{20 , 000 - 6.5 x}{1 , 000}

gives the estimated air temperature

T (x)

, in degrees Celsius (

^{\circ} C

), surrounding a hot air balloon at an altitude of

x

meters. If the estimated air temperature surrounding the hot air balloon is

1 5^{\circ} C

, which of the following is closest to the altitude, in meters, of the hot air balloon?