QuestionFind the slope of the line through each pair of points. 3) $(-3,-9),(12,19)$ 4) $(-16,10),(11,16)$
Find the slope of each line. 5) $y=-x+4$ 6) $y=-2 x+2$
Find the slope of a line parallel to each given line. 7) $y=6 x+4$ 8) $y=4$
Find the slope of a line perpendicular to each given line. 10) $x=2$ 9) $y=\frac{1}{2} x+1$