# Line A passes through points (6, 8) and (1, -7). Line B is perpendicular to Line A. Line Cis perpendicular to Line B. What is the slope of Line C?

Slop of line A = $\frac{{y}_{2} - {y}_{1}}{{x}_{2} - {x}_{1}} = \frac{- 7 - \left(- 8\right)}{1 - 6} = \frac{- 15}{- 5} = 3$