SOLUTION: If I am suppose to find the missing coordinate of an order pair then what do I do? For example (-4,7) and (x,-4) m= 11/2 what do you do if your trying to do it??

Algebra ->  Linear-equations -> SOLUTION: If I am suppose to find the missing coordinate of an order pair then what do I do? For example (-4,7) and (x,-4) m= 11/2 what do you do if your trying to do it??      Log On


   



Question 514542: If I am suppose to find the missing coordinate of an order pair then what do I do?
For example
(-4,7) and (x,-4) m= 11/2
what do you do if your trying to do it??

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
If I am suppose to find the missing coordinate of an order pair then what do I do?
For example
(-4,7) and (x,-4) m= 11/2
----------
m = diffy/diffx
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11/2 = (7 - (-4))/(-4-x)
11/2 = 11/(-4-x)
1/2 = -1/(x+4)
x+4 = -2
x = -6