write two solution x -y =4
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Answer:
(2,-2) , (1,-3)
Step-by-step explanation:
Linear equation x -y =4
(i) x -y =4
Let x =2
2 -y =4
-y=2
y=-2
(ii) x -y =4
Let x =1
1 -y =4
-y=3
y=-3
The two solution are (2,-2) , (1,-3)
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