Question

X=2 ,y=-1 is a solution vof the linear equation
2 points
x+2y=0
x-2y=0
2x+y=0
2x-y=0

Answer 1

Answer:

1) x+2y=0

Step-by-step explanation:

because,

put x=2 and y=-1 in following equation,

2+2(-1)

2+(-2)

2-2

0

hence proved.

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Answer 2

1) is correct
Put the values given x+2y
X= 2 , y= -2
2 + 2(-1) = 2 - 2 = 0
Hence proved