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2x + 5y = 0 x - 5y = -15
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2x + 5y = 0
x - 5y = -15

User Peguy
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2x + 5y = 0\\ x - 5y = -15\\ -------\\ 3x=-15\\ x=-5\\\\ -5-5y=-15\\ -5y=-10\\ y=2
User Pablo Fallas
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