Answer:
x = 2, y = 7
Explanation:
y - 3x = 1 |*2
2y - x = 12
2y - 6x = 2
2y - x = 12 | - Ist equation
2y-x-2y+6x = 12-2
5x = 10
x = 2
Insert x to first equation:
y - 3*2 = 1
y = 7
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