Question

x=2, y=-1 is a solution of the linear equation
x + 2y = 0
x + 2y = 4
2x + y = 0
2x + y = 5​

Answer 1

Answer:

x+2y=0

Explanation:

because,

x+2y=0

since, x=2 and y= -1

therefore,

2+2×(-1)=0

Except it ,

All equations didn't prove L.H.S.=R.H.S.