Question

What is the equation for a line that passes theough (-1, -5) and (-3, -7)?

Answer 1

y=x-4

Explanation:

m=(y2-y1)/(x2-x1)

m=(-7-(-5))/(-3-(-1))

m=(-7+5)/(-3+1)

m=-2/-2

m=1

y-y1=m(x-x1)

y-(-5)=1(x-(-1))

y+5=x+1

y=x+1-5

y=x-4