Question

A line passes through the points (-2, 1) and (x2, y2), and has a slope of 3/4. If point (x2, y2) is located in quadrant I, find x2.

A. 2
B. -1
C. -4
D. -3

Answer 1

the answer is x=2

Explanation:

You can actually solve this by inspection. For Quadrant I in the Cartesian plane the x-axis and y-axis must be positive. Hence x2 = 2 is the only positive answer in the option