Question

WILL FAN AND MEDAL!!!!!!
At 5 a.m., the temperature at an airport was −9.4°F−9.4°F . Six hours later, the temperature was 2.8°F2.8°F .

Which expressions represent the total temperature change over the six hours?

Select each correct answer.

2.8+(−9.4)2.8+(−9.4)

|−9.4+2.8||−9.4+2.8|

|−9.4−2.8||−9.4−2.8|

|2.8−(−9.4)||2.8−(−9.4)|

|2.8+(−9.4)||2.8+(−9.4)|

−9.4+2.8

Answer 1

|−9.4−2.8| represent the total temperature change over the six hours becoz absolute value means Absolute value is defined as distance from zero.