Answers

2016-01-12T13:59:26+05:30
Slope of 1st line = slope of 2nd line
=> -4/5               = 4/p
=>  -1/5              = 1/p
=>  -5                 = p

p = -5
1 5 1
2016-01-12T15:29:16+05:30
IF we consider slope of both the eq.
-4/5=4p
-1/5=1/p
p=-5
[slope of the eq is taken as -a/b]
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