Doubt

The regression equation of y on x is 3x-5y=-12 and regression equation of x on y is 2x-y=7.The value of y when x=10

Answers (4)

Since the equation for y on x is 3x-5y=-12 Implies thet 5y=3x+12 by substituting the value of x in the afore said equation we can get the value you 'y' which is =8.4

Why can't we put x value in second equation