Posted by Frustrated on Wednesday, September 9, 2009 at 8:53am.
decide whether the pair of lines are parallel, perpendicular or neither?
2x + 3y =6
2x + 3y = 4

algebra  Dr Russ, Wednesday, September 9, 2009 at 9:03am
Arrange the equations into the form
y=mx+c and find m for both.
if m are equal then the lines are parallel (same gradient)
if they are m and m then they are perpendicular
otherwise neither.

algebra  Frustrated, Wednesday, September 9, 2009 at 9:08am
I get neither.

algebra  Dr Russ, Wednesday, September 9, 2009 at 9:21am
What did the equations rearrange to? They need to be in form y=mx+c
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