SOLUTION: tell without graphing is this parallel, perpendicular or nethier parallel or pendendicular. 5x - 6 y = 19 6x + 5y = -30

Algebra ->  Linear-equations -> SOLUTION: tell without graphing is this parallel, perpendicular or nethier parallel or pendendicular. 5x - 6 y = 19 6x + 5y = -30       Log On


   

Question 684110: tell without graphing is this parallel, perpendicular or nethier parallel or pendendicular.
5x - 6 y = 19
6x + 5y = -30
Answer by ReadingBoosters(3246) About Me  (Show Source):
You can put this solution on YOUR website!
Put into slope intercept format
5x - 6y = 19
-6y = 19 - 5x
y = 5/6x - 19/6
...
6x + 5y = -30
5y = -30 - 6x
y = -6/5x - 6
...
With slopes of 5%2F6 and -6%2F5, which are negative reciprocals,
the lines are highlight_green%28perpendicular%29.
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