Question

a line passes through the point (-4,6) and is parallel to x-axis .find its equation.

Answer 1

The slope of a line parallel to x axis is 0 

The line passes through ( - 4 , 6 )

y - y1 = m(x-x1) 

y - 6 = 0 (x +4)

y - 6 = 0

y = 6 is the required line equation