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what is value of k does follwing eq have sol 2x+3y=15,kx+y=4,3x+y=9 a 55/3 b 55/12 c 55/6

what is value of k does follwing eq have sol 2x+3y=15,kx+y=4,3x+y=9
 
a  55/3
b 55/12
c 55/6

Grade:12th pass

1 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
5 years ago
solve eqn1 and 3

find x,y

find k

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