Question

What is the slope of the line that passes through the following points?
(-1,-2) and (-3,-4)

Answer 1

y = x - 1

Explanation:

Find the slope:

(-4 - (-2))/(-3 - (-1))

-2/-2 = 1

y = x + b

Plug in one of the points:

(-1,-2)

-2 = -1 + b

b = -1

y = x - 1