Question

Using the point-slope equation, find the equation containing (-2, -4) and slope m = -1

Answer 1

y=mx + b


(y - y^1)/ (x- x^1)= m
m=-1
y-(-4)/ x-(-2)= -1

(y+4)/ (x+2)= -1

y+4= -1(x+2)