Can someone help me with this please

The coordinates of a, b, and c in the diagram are a(p,4), b(6,1), and c(9,q). which equation correctly relates p and q? hint: since is perpendicular to , the slope of × the slope of = -1. a. p - q = 7 b. q - p = 7 c. -q - p = 7 d. p + q = 7

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles