Question

Find the equation of the line that passes through the points $(-1,0)$ and $(-2,4)$

Answer 1

Equation line from $(-1,0)$ and $(-2,4)$

$y-y_1=\frac{y_2-y_1}{x_2-x_1}(x-x_1)$

$y=\frac{4-0}{-2+1}(x+1)$

$y=\frac{4}{-1}(x+1)$

$y=-4(x+1)$

$4x+y+4=0$