2x - y = 3
y = 2x - 3
3x + 2(2x - 3) = 1
7x - 6 = 1
7x = 7
x = 1; y = -1
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2x - y = 3
y = 2x - 3
3x + 2(2x - 3) = 1
7x - 6 = 1
7x = 7
x = 1; y = -1
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