I think it is A. Because it says that 1/3 is dividing the difference of 15 and an number, furthermore "one third" mean divide by 3.
Y intercept:
Y=-6-9(0)
=-6
(0,-6)
I’m assuming the slope is the gradient if that’s the case then it would be -9 since
Y=mx+c
m is the gradient and in this case it’s -9
Answer:
a) x= 75
b) 105 is the same angle as angle B, I subtracted 180 by 105
180-105= 75
What is the mean absolute deviation of the ticket prices for the 5 concerts?
<u>2.8</u>
