71x+37y=253 37x+71y=287
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71x + 37y = 253 → 2627x + 1369y = 9361
37x + 71y = 287 → 2627x + 5041y = 20377
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-3672y = -11016
y = -11016/-3672
y = 3
71x + 37y = 253
71x + 37 . 3 = 253
71x = 253 - 111
x = 142/71
x = 2
x = 2 and y = 3
37x + 71y = 287 → 2627x + 5041y = 20377
--------------------------------- -
-3672y = -11016
y = -11016/-3672
y = 3
71x + 37y = 253
71x + 37 . 3 = 253
71x = 253 - 111
x = 142/71
x = 2
x = 2 and y = 3
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