# How do you find the slope given (–9, 7) and (–2, –8)?

slope= $- 2.14$
apply the formula $\frac{{y}_{2} - {y}_{1}}{{x}_{2} - {x}_{1}}$
so ${y}_{2} = - 8 , {y}_{1} = 7 , {x}_{2} = - 2 , {x}_{1} = - 9$
$\frac{- 8 - 7}{- 2 - \left(- 9\right)}$
$- \frac{15}{7}$
slope= $- 2.14$