Challenge in City A, the temperature rises 6°F from 8 Am. to 9 Am. Then the temperature drops 5°F from 9 A. m. to 10 a. m. In City B, the temperature drops 1°F from 8 A. m. to 9 Am. Then the temperature
drops 3°F from 9 a. m. to 10 A. m. Write an expression that represents the change in temperature from 8
A. M. to 10 A. m. for each city. Simplify and interpret each sum.
Use pencil and paper. Which city has the greater change in temperature?
Which expression represents the change in temperature for City A?
OA. - 6+(-5)
OB. - 6+5
OC. 6 +5
OD. 6 + (-5)