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निम्नलिखित समीकरणों में से प्रत्येक समीकरणों के चार हल लिखिए : (i) ` 2x + y = 7` (ii) ` pi x + y = 9 ` (iii) ` x = 4y `

Answer» Correct Answer - (i) ` (0, 7), (1, 5 ), (2, 3 ), (4, - 1 )`
(ii) ` (1, 9- pi), (0, 9), (-1, 9 + pi), ((9)/(pi), 0)`
(iii) ` (0, 0), (4, 1 ), (-4, 1), (2, (1)/(2))`.


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