The answer to that question is 27 cm
The mean is 9.6
3+8+10+12+15= 48/5= 9.6
Answer =-0.7x +0
Find the gradient by y2-y1/x2-x1
-14 -7/ 20- -10
-21/30
-0.7
And plug in the coordinates to find the y intercept
7= -0.7 (-10) + c
C=0
Answer:
I think it is C
Step-by-step explanation:
im sorry if i am wrong