SOLUTION: find the slope if it exists, of the line containing the pair of points. (-19,-10) and (-20,-15)

Question 629106: find the slope if it exists, of the line containing the pair of points.

(-19,-10) and (-20,-15)
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Note:

is the first point

. So this means that and .
Also,

is the second point

. So this means that and .

Start with the slope formula.

Plug in , , , and

Subtract from to get

Subtract from to get

Reduce

So the slope of the line that goes through the points

and

is

--------------------------------------------------------------------------------------------------------------
If you need more help, email me at jim_thompson5910@hotmail.com

Also, please consider visiting my website: http://www.freewebs.com/jimthompson5910/home.html and making a donation. Thank you

Jim
--------------------------------------------------------------------------------------------------------------
RELATED QUESTIONS
find the slope if it exists of the line containing the pair of points (-10,-19) and... (answered by checkley77)

Find the slope, if it exists of the line containing the pair of points. (-7,-16) and... (answered by solver91311)

find the slope, if it exists, of the line containing the pair of points (-10,-12) and... (answered by ewatrrr)

Find the slope, if it exists, of the line containing the pair of points. (-6,-12) and... (answered by richard1234)

find the slope, if it exists, of the line containing the pair of two... (answered by lenny460)

find the slope if it exists, of the lines containing the pair of points. (-8,-11) and... (answered by rfer)

Find the slop, if it exists of the line containing the pair of points (-10,-9) and... (answered by Alan3354)

Find the slope, if it exists, of the line containing the pair points. (4,9) and... (answered by solver91311,stanbon)

Find the slope if it exists, of the line containing the pair of points. (-14, -9) and... (answered by rfer)