Question

The pair of linear equation x - 2y =0 and 3 x + 4 y = 20 have​

Answer 1

Answer:

x=4,y=2

Step-by-step explanation:

(x-2y=0)*2

⇒2x-4y = 0

3x+4y = 20

On adding the two,

we get, 5x = 20⇒ x= 4

now substitute x=4 in the first equation and you will be getting y=2

Answer 2

Answer:

hey mate, here is your answer..

Step-by-step explanation:

Above linear equation has a unique solution as lines are interesting. This can be stated as

a1/a2 is not equal to b1/b2

hope it helps u frnd !