SOLUTION: Find all points having an​ x-coordinate of 1 whose distance from the point (-3,-1) is 5

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Question 1123886: Find all points having an​ x-coordinate of 1 whose distance from the point (-3,-1) is 5
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
(1,y) is 5 units from (-3,-1).


sqrt%28%281%2B3%29%5E2%2B%28y%2B1%29%5E2%29=5

16%2B%28y%2B1%29%5E2=25

%28y%2B1%29%5E2=9

y%2B1=0%2B-+3

y=-1%2B-+3

system%28y=-4%2C+or%2C+y=2%29