Question 100456
y=2x+4 has a slope of 2 & a y intercept of 4. (red line)
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-4=1.5*0+b
b=-4-1.5
b=-5.5
y=1.5x-5.5 is the equation of a line through (0,-4) & has a slope of 1.5 (green line).
{{{ graph( 300, 200, -6, 5, -10, 10, y = 2x +4, y = 1.5x -5.5) }}} (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, of TWO functions y = 2x +4 and y = 1.5x -5.5).