Question

if two variables xand y are related by 2x+3y-7=0 and the mean and mean deviation about mean of x are 1 and 0.3 respectively yhrn the coefficient of mean deviation bof y anout its mean is​

Answer 1

$2x + 3y - 7 = 0 \\ 2x + 3y = 7 \\ 2x$