Posted by **Beatrice** on Thursday, December 8, 2011 at 7:45pm.

If a line segment has endpoints A(3x+5, 3y) and B(x-1, -y) what are the coordinates of the midpoint AB?

- geometry -
**Steve**, Friday, December 9, 2011 at 10:29am
the midpoint is just the average of the endpoints:

M = ( ((3x+5)+(x-1))/2 , (3y+(-y))/2 )

= ((4x+4)/2 , 2y/2)

= (2x+2,y)

## Answer this Question

## Related Questions

- Geometry - 1.) what is the length of the line segment whose endpoints are (1,1) ...
- geometry - determine the coordinates of the midpoint of the line segment whose ...
- geometry - If a line segment has endpoints A(3x+5,3y) and B(x-1,-y), what are ...
- Geometry - 1.) what is the length of the line segment whose endpoints are (1,1) ...
- Geometry - Find the coordinates of the midpoint of the segment whose endpoints ...
- Geometry - Find the coordinates of the midpoint of the segment whose endpoints ...
- Geometry - Find the coordinates of the midpoint of a segment having the given ...
- geometry - M is the midpoint ofSymbol for segment A B.. Line segment A B, with ...
- geometry - if a pointis onthe perpendicular bisector of a segment,then it is:A. ...
- geometry - what is the midpoint of a line segment with endpoints at (-4, 15) and...

More Related Questions