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Mathematics 14 Online
OpenStudy (domebotnos):

If the midpoint between (18, y) and (20, -15) is (19, -5), find the value of y.

OpenStudy (perl):

did you try using the midpoint formula

OpenStudy (perl):

Midpoint = ( [x1 + x2]/ 2 , [y1 + y2 ]/2 )

OpenStudy (domebotnos):

I have never used that formula

OpenStudy (anonymous):

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