The regression equation of y on x is 3x – 5y = – 12 and regression equation of x on y is2x – y = 7. The value of y when x = 10 is June 13, 2021 by admin Question: The regression equation of y on x is 3x – 5y = – 12 and regression equation of x on y is2x – y = 7. The value of y when x = 10 is A. 8.4 B. 6.5 C. 7 D. 9 Answer» a. 8.4 Note: The above multiple-choice question is for all general and Competitive Exams in India.