Question

A line has a slope of -1/2 and a y-intercept of –2. So what is the x intercept on the line.

A. -4
B. -1
C. 1
D. 4

Answer 1

(4,0)

Explanation:

The equation of the line is y = (-1/2)x - 2. At the x-intercept, y = 0. Setting y = (-1/2)x - 2 to zero, we get (1/2)x = 2, and thus x = 4.