The equations $y=2x$y=2x, $y=2x+6$y=2x+6 and $y=2x-8$y=2x−8 have been graphed on the same number plane:
What do all of the equations have in common?
What do you notice about the graphs?
What can you conclude from the answers above?
Select all the statements that are true.
If two lines are parallel:
Is the line $y=4x-1$y=4x−1 parallel to $y=4x-6$y=4x−6 ?
Is the line $y=-8x-2$y=−8x−2 parallel to $y=9x+7$y=9x+7 ?