Question

2x - y = 0
4x - y = 0

Answer 1

what's the question here ?

Answer 2

x=0, y=0. (0, 0).

Explanation:

2x-y=0

4x-y=0

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y=2x-0

y=2x

4x-2x=0

2x=0

x=0/2

x=0

y=2(0)=0