Question

2x + y = 0
2x - y = 1
​

Answer 1

Answer:

it's == 2x. y

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

2x+y=0 ----(1st

2x-y=1 ------(2nd

- + -

----------

2y = -1

y= -1/2

y= -1/2 put in 1st equation

2x+(-1/2)=0

2x-1/2=0

2x=0+1/2

2x=1/2

x=1/2×1/2

x=1/4

hope you understand