5 positive integers are arranged in ascending order, as follows: 2,5, 8, 10, X
The mean and the median are equal.
Find x.
It’s Hegarty maths

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.

The functions f(x) and g(x) are shown in the graph f(x)=x^2 what is g(x) ?