The temperature T in Kelvin (K) is equal to the temperature T in degrees Celsius (°C) plus 273.15:
T(K) = T(°C) + 273.15;
So, T(K) = -25 + 273.15;
T(K) = 248.15;
The correct answer is a.

Explanation
Step 1
Let x represents the numbers of rides you can take
so,
Admission to the fair costs $7.75. Each ride costs you $0.50. You have $15 to spend at the fair including admission

but, you only have $15. so the total spent must be equal or less than $15

i hope this helps you
Answer:
x = -8 or x + 8 = 0
Step-by-step explanation:
As the slope is undefined, the line is parallel to y-axis
The equation of the line : x = -8