SOLUTION: Find all points (4,y) that are 10 units from the point (-2,-1)

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Question 995925: Find all points (4,y) that are 10 units from the point (-2,-1)
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Use Distance Formula for length from (4,y) to (-2,-1); and equate to 10.

sqrt%28%28-2-4%29%5E2%2B%28-1-y%29%5E2%29=10

Solve for y.