Question

for what value of k, the equations 3x-y+3=0 and 6x-ky= -16 represent coincident line?​

Answer 1

Answer:

3x-y+3=0

6x+ky+16=0

for coincident line = a1/ b1 = a2/b2=a3/b3

3/6=1/k=3/16

so, 3/6=1/k

k=2