From the street, you drive down 6 levels in a parking garage. when you leave, you drive back up 6 levels. which expression represents the number of levels you are from the street?
1.) - 6 + 6
2.) - 6 - 6
3.) 6 + 6

1.)

Step-by-step explanation:

When driving downwards, that is negative because you are subtracting. Then, when driving upwards, you are adding.

i did it myself and i got 4.2 (b) hope its right

step-by-step explanation:

answer: median

step-by-step explanation:

the median is the middle value when a data set is ordered from least to greatest