You don't switch it unless for example 7<x the X has to be on the other side X>7
Answer:
The answer is "Option 5"
Step-by-step explanation:
Please find the complete question in the attached file.
Throughout the above output the regression equation is:
Delivery cost 
Answer:
1 1/14
Step-by-step explanation:
Answer:
the answer is

Step-by-step explanation:
the explanation is given in the image.