Answer:
a=-29/14
Step-by-step explanation:
Answer:
The mean absolute deviation
Step-by-step explanation:
34.5 is the mean
21.5+12.5+13.5+11.5+8.5+30.5= 78
Answer is B
The number is seven because 7×7 = 49 and 49-3 = 46
Not sure............but i think it is 8x-1y= -11
19 is the median of the numbers