SOLUTION: Without graphing, tell whether the line containing (–7, 5) and (–7, –9) is horizontal, vertical, or neither. (4 points)

Algebra ->  Linear-equations -> SOLUTION: Without graphing, tell whether the line containing (–7, 5) and (–7, –9) is horizontal, vertical, or neither. (4 points)      Log On


   



Question 603840: Without graphing, tell whether the line containing (–7, 5) and (–7, –9) is horizontal, vertical, or neither. (4 points)
Found 2 solutions by ewatrrr, htmentor:
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 
Hi,
(–7, 5)
(–7, –9)
Vertical Line: x = -7 with two separate values of y

Answer by htmentor(1343) About Me  (Show Source):
You can put this solution on YOUR website!
The x-value does not change, which means the line is vertical.