Math, asked by gauravshende2005, 9 months ago

find value of k x+y=1 and x-y=k has unique​

Answers

Answered by HarshaTheMaster
0

Answer:

k = 1 - 2y

Step-by-step explanation:

given x + y = 1

=> x = 1 - y

given x - y = k

=> 1 - y - y = k

=> 1 - 2y = k

therefore k = 1 - 2y

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