The weather forecast states that the temperature will be lower than –5°F tonight. Let t represent the temperature in degrees Fahrenheit.
Which inequality models this situation?
A.
t < –5 and t may be a negative number
B.
t < –5 and t must be a positive number
C.
t > –5 and t may be a negative number
D.
t > –5 and t must be a positive number