Question

what is the condition that the pair of linear equation kx + 2y is equal to 5 and 3 X + Y is equal to 11 are unique solution ​

Answer 1

Answer:

this could only be possible if A1 upon A2 is not equal to b1 upon b2

therefore k/3 is not equal to 2/1

and from this you can find k.

k= 6