Question

If a line whose x- and y- intercepts are equal does not pass through the origin, then its slope must be

A. 0
B. 1
C. -1
D. undefined
I'm thinking it's 0, I don't know though.

Answer 1

(1,0), (0,1).

Slope = (1-0)/(0-1) = 1/-1 = -1.