Which equation best represents the regression line for the data given in the table above?

X 1,2,3,4,5,6,7
y 15,19,16,10,5,1,4

A. y=3x-22
B. y=3x+22
C. y=-3x+22
D. y=-3x-22

The best equation that represents the regression line for the data would be:

A. y = 3x - 22