Question 130449
Y=3X+4 (RED LINE)
IF THESE POINTS (3,2) ARE ON A PARALLEL LINE THEN:
2=3*3+b
2=9+b
b=2-9
b=-7 Y INTERCEPT.
Y=3X-7 (GREEN LINE)
{{{ graph( 300, 200, -6, 5, -10, 10, 3x +4, 3x -7) }}} (graph 300x200 pixels, x from -6 to 5, y from -10 to 10,of TWO functions 3x +4 and 3x -7).