SOLUTION: find the slope if it exist x=-5

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Question 273972: find the slope if it exist
x=-5
Found 2 solutions by Tobiasz, richwmiller:
Answer by Tobiasz(54) About Me  (Show Source):
You can put this solution on YOUR website!
just use y = mx + b

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
You can't apply y=mx+b since y doesn't appear.
since x never changes the slope is undefined.
m=(y-y)/(x-x)