Respuesta :
If Cassie ran up 8 flights of stairs, the answer will be positive since she is running up the stairs not down the stairs.
So, your answer will be +8 or just 8.
Using the addition operation, an integer representation of cassie's situation can be expressed thus +8.
- Upward movement or direction are represented using the positive sign (+)
The number of stairs climbed = 8
Since, the movement ls upward, then the integer representation of the situation would be expressed as +8.
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