Question 680136
{{{(1-1)/(-5-2) = 0/-7 = 0}}}
...
0 slope means it will be a horizontal line, which is why both points have the y value as 1.  
...
y - 1 = 0(x- -5)
y - 1 = 0(x+5)
y-1=0
{{{highlight_green(y = 1)}}} --> this is the equation for the line
...
{{{graph(300,200,-10,10,-10,10,1)}}}
..............................
Delighted to help; feel free to email directly at HomeworkHelpers@ReadingBoosters.com.
-Reading Boosters
Website: www.MyHomeworkAnswers.com