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{:(x + 8y = 19),(2x + 11y = 28):}...

`{:(x + 8y = 19),(2x + 11y = 28):}`

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The correct Answer is:
x = 3, y = 2
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Find the values of (x-y) , if (i) 3x + 4y = 11 , 4x + 3y = 10 (ii) 3x + 2y = 8 , 2x + 3y = 7