Question 99155
y=2/3x+1 (red line)
2/3 is the slope of a parallel line with a y intercept of -3. 
y=2/3x-3 is the line equation. (green line)
{{{ graph( 300, 200, -6, 5, -10, 10, y = 2x/3 +1, y = 2x/3 -3) }}} (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, of TWO functions y = 2x/3 +1 and y = 2x/3 -3).