Question

The value of k for which the system of equations x+2y=3 and 5x +ky +7=0 has no solution is​

Answer 1

Answer:

10

Step-by-step explanation:

For a pair of linear equations to have no solution in common , follow relation should be satisfied :-

a1/a2 = b1/b2 ≠ c1/c2

So

1/5=2/k≠3/7

From here

k=10

Hope it helps.