Question

find 4 solutions of 2x-y-5​

Answer 1

Answer:

ANSWER

The given equation is 2x+y=7 ... (1)

Putting x=0 in (1), we get,

2×0+y=7

⇒x=

2

7

∴(

2

7

,0) is a solution of (1).

Further, putting y=1 in (1), we get

2x+1=7

⇒2x=7−1

⇒2x=6

⇒x=3

∴(3,1) is a solution of (1).

Hence, (0,7);(

2

7

,0) and (3,1) are three solutions of the given equation.