CHOICE JIS CORRECT. THE LINES HAVE THE SAME Y-INTERCEPT (B). THEIR...

18. Choice jis correct. The lines have the same y-intercept (b). Their slopes are opposites. So, the slope ofthe first line is m,thus, the slope of the second line is −m.Since the y-intercept is band the slope is −m,the equation of the line is y= −mx+ b.