Question

The midpoint of SM is `(5, -11)`. One endpoint is `S(3, 5)`. What are the coordinates of endpoint `M`?

Answer 1

`M-=(x,y)=M-=(7,-27)`

Explanation:

mid point is
`S-=(3,5)`
`P-=(5,-11)`
`M-=(x,y)`

`x-5=5-3`
`x-5=2`
`x=7`

`y-(-11)=-11-5`
`y+11=-16`
`y=-27`

Hence
`M-=(x,y)=M-=(7,-27)`