What is the slope of the line passing through the following points: #(-2, -4) , (-5, 2) #?

1 Answer
Dec 7, 2015

the equation of a line passing through 2 points #(x_1,y_1),(x_2,y_2)# is given as:

#y-y_1=m(x-x_1)#

#and m=(y_2-y_1)/(x_2-x_1)# called the slope of the line

therefore putting the given points in the above equation we end up getting:
#m=(2+4)/(-5+2)= -2#

#y+4=-2(x+2)#

#2x+y+8=0#