How do you write the equation in point slope form given (-3,4) (-1,-2)?
1 Answer
Apr 7, 2016
#y=-3x-5#
Explanation:
Given -
#x_1=-3#
#y_1=4#
#x_2=-1#
#y_2=-2#
Formula for equation -
#(y-y_1)=(y_2-y_1)/(x_2-x_1) (x-x_1)#
#y-4)=((-2)-4)/((-1)-(-3)) (x-(-3)#
#(y-4)=(-2-4)/(-1+3)(x+3)#
#y-4=(-6)/2(x+3)#
#y-4=-3(x+3)#
#y-4=-3x-9#
#y=-3x-9+4#
#y=-3x-5#
