Question

3x+9y=0 and kx+18-7=0 are parallel lines . Then k=_____
a) 3
b) 2
c) 9
d) none

Answer 1

Answer:

ok so your answer will be option B)2

Answer 2

Answer:

ans. none of these

Step-by-step explanation:

for parallel lines the condition applied is

a1/a2 = b1/b2 but not equal to c1\c2