: 2x + y = 8 and x - y = 1. elimination method
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Answer:
2x + y = 8
x - y = 1
________
3x = 9
x = 9/3
x = 3
put value of x
x - y = 1
3 - y = 1
3 - 1 = y
2 = y
Ans: x = 3, y = 2
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