The distance is 21km because it says each square is 1km and if you count along the squares there are 21
Hope this helps—xoxo
Answer:
(x+2)1x-8)=0
x=-2 or x=8
Step-by-step explanation:
The given quadratic expression is

We equate this expression to zero to get:

Let us divide through by 2 to get:

Split the middle term to get:

Factor

Factor further to get

The solution are
