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 -
x1=−3
y1=4
x2=−1
y2=−2
Formula for equation -
(y−y1)=y2−y1x2−x1(x−x1)
y−4)=(−2)−4(−1)−(−3)(x−(−3)
(y−4)=−2−4−1+3(x+3)
y−4=−62(x+3)
y−4=−3(x+3)
y−4=−3x−9
y=−3x−9+4
y=−3x−5