Question

at 11:00 p.m., the temperature in alaska was - 5 °. four hours earlier, the temperature was 40° warmer. what was the temperature at 7:00 p.m.? a - 45°, b - 20°, c 35°, d 45°

Explanation:

Step1: Identify the current temperature and the temperature - change information

The current temperature at 11:00 p.m. is - 5°. Four hours earlier (at 7:00 p.m.), the temperature was 40° warmer.

Step2: Calculate the temperature at 7:00 p.m.

We use addition to find the temperature at 7:00 p.m. We add the increase in temperature to the 11:00 p.m. temperature. So, - 5+40 = 35.

Answer:

C. 35°