Use the point-slope form to write an equation of the line with the slope $- \frac { 3 } { 5 }$ and that passes through the point $( - 9 , - 8 )$ .
A) $y - 9 = - \frac { 3 } { 5 } ( x + 8 )$
B) $y + 9 = - \frac { 3 } { 5 } ( x + 8 )$
C) $y - 8 = - \frac { 3 } { 5 } ( x + 9 )$
D) $y + 8 = - \frac { 3 } { 5 } ( x + 9 )$
E) $y + 8 = \frac { 3 } { 5 } ( x + 9 )$

Question

Quizplus · Accepted Answer

The point-slope form is $y - y_1 = m(x - x_1)$. Substituting $m = -\frac{3}{5}$, $x_1 = -9$, and $y_1 = -8$, we get $y + 8 = -\frac{3}{5}(x + 9)$.

Use the Point-Slope Form to Write an Equation of the Line