Question 693015
y = -2 is the same as 0x+y=-2, which is the same as y = 0x - 2
...
The slope is 0 and for every x, y will be -2; hence, the graph is a horizontal line through y = -2.
...
…………………………….
Have more questions?  Get them all answered at once.
HomeworkHelpers@ReadingBoosters.com
Individualized Coaching: www.MyHomeworkAnswers.com 
--Reading Boosters