Question

Find the equation of the line passing through $(-1,3)$ and:
Parallel to $x-$axis

Answer 1

Slope = tan 0 = 0 (parallel to x are is)

$(y-y_1)=m(x-x_1)$

$\Rightarrow (y-3)=0(x+1)$

$\Rightarrow y-3=0$ $\Rightarrow$ eqution of line