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2x - y = 55

x + 2y = 2

Multiplying the second equation by -2 gives us

2x - y = 55

-2x - 4y = -4

Adding both equations together gives us

-5y = 51

y = -10.2

Plugging that back into one of the original equations gives

x + 2(-10.2) = 2

x - 20.4 = 2

x = 22.4

So x = 22.4 and y = -10.2

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12y ago

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