Answer:
B and C
Step-by-step explanation:
Both have = signs
B C
Subtract the average from the sales to get the deviation.
Aug. 1700 - 1412.50 = 287.50
Sept. 1125 - 1412.50 = -287.50
Oct. 1850 - 1412.50 = 437.50
Nov. 1500 - 1412.50 = 87.50
Dec. 1050 - 1412.50 = -362.50
x=1
3x1+2=5
the answer you are looking for is-10
Answer: 93
