Question

Find out wheather x-3y-7=0 and 3x-9y=21 is parallel or coincide

Answer 1

Step-by-step explanation:

i hope it may help you

Answer 2

Answer:

Parallel

Step-by-step explanation:

x-3y-7=0....(1) & 3x-9y-21=0

For parallel;

a¹/a²=b¹/b²=c¹/c²

Here,a¹=1,b¹=-3,c¹=-7 & a²=3,b²=-9,c²=-21