Vivian L. answered 12/04/13
Tutor
3
(1)
Microsoft Word/Excel/Outlook, essay composition, math; I LOVE TO TEACH
Hi again Joey;
The equation is...
(x+x1)/2
(-11+5)/2
(-6)/2
-3
Let's visualize this...
-11...-10...-9...-8...-7...-6...-5...-4...-3...-2...-1...0...+1...+2...+3...+4...+5