17. An equation for horizontal lines has the form: ___________ and is parallel to the ______ − axis.18. If you were to draw a horizontal line on the x−axis, the equation of the line would be y= 0. Explain why this equation is a logical conclusion?

17 An equation for horizontal lines has the form and is parallel to the axis18 If you were to draw a horizontal line on the xaxis the equation of the line would class=