Question

If the midpoint between (x, 7) and (10, 11) is (15, 9), find the value of x

Answer 1

The x coordinate of the midpoint is the average of the two x coordinates of the endpoints


This means that (x+15)/2 = 10


Solve that for x to get your answer

Answer 2

i dont understand how to solve that..

Answer 3

(x+15)/2 = 10

x+15 = 10*2

x+15 = 20

x = ???

Answer 4

x= 5 :) thank you lol!

Answer 5

you got it