Question 635132
  <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
y = 3x+5  (Green Line)
y = -3x+5  (Blue Line)
Lines with negative slopes... slant to the left, thus a larger angle is formed with the x-axis
Yes, size of the angle formed with the x-axis is related to the sign of the slope 
{{{drawing(300,300,   -6, 6, -6, 6, grid(1),

graph( 300, 300, -6, 6, -6, 6,0,3x+5,-3x+5))}}}