find the value of x that makes the median the given number 2, 5, 9, 7 x median = 5

Answer:

We want "(5+y)/2" = 5 so that 5 is the median number

This means we want 7x=5, or x=5/7

Let x=5/7, then 7x will be 5 and 5 will be the median number.