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If x=a, y=b is the solution of the pair |
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Answer» Answer: 3,5 Step-by-step EXPLANATION: x-y=2 x=2+y ----------1 x+y=4 ----------2 substitute 1 in 2 2+y+y=4 2+2y=4 2y=4-2 2y=2 y=1 substitue y=1 in 1 x=2+1 x=3 a=x=3 b=y=1 |
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