Question

The variable t represents the temperature at 3 p.m. Which equation would best model this word problem?


The temperature at the summit of Mt Mitchell dropped 23°F between 3 p.m. and 9 p.m. If the temperature at 9 p.m. was –10°F, what was the temperature at 3 p.m.?

A.
t – 23 = –10

B.
10 – 23 = t

C.
10 + 23 = t

D.
23 – t = –10