Tìm giá trị của m để 3 đường thẳng sau đồng quy: (D1):√3 x -2√2 y=7 (D2):√2 x +3√3 y=-2√6 (D3):2mx-(m-1)y=√2(m+1). Giúp mik vs

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2.Of course, I have lots / ideas / Anna’s birthday party. ………………………………………………………………………………………………… 3.Your idea / the Majestic Hotel / sound / great, but what / the price? ………………………………………………………………………………………………… 4.I / not sure whether it / too expensive / not. ………………………………………………………………………………………………… 5.Well, not / worry about her presence. Anna love / travelling, so I think it / be a good idea / give her a trip / she can choose. ………………………………………………………………………………………………… ………………………………………………………………………………………………… 6.I / bad news / you because I / very busy the day before the party. ………………………………………………………………………………………………… 7.Therefore, I can’t help you / the preparations. I / very sorry. I hope you / find someone else / give / you a hand. ………………………………………………………………………………………………… ………………………………………………………………………………………………… 8./ make the party special, we could organize / karaoke party. I remember how / fun she have / at the last visit in the karaoke bar. ………………………………………………………………………………………………… ………………………………………………………………………………………………… 9. That’ll / a great surprise / Anna. ………………………………………………………………………………………………… 10.Please let / know / you think. ………………………………………………………………………………………………… Love, Eric