cho em hỏi cái này với ạ ví dụ:y=2x cho x=1=>y=1=>M(1;1) y=2x+2 cho x=0=>y=2=>B(0;2) thì tại sao mình lại cho x= những số đấy mà k phải những số khác ạ?làm thế nào để biết là cho x= bao nhiêu ạ?

Choose the best answer.

I think you should buy _____  pack of mineral water instead. And you can also buy _____  snacks such as potato crisps, 3 kilos of mandarins, 2 kilos of apples, 3 bunches of bananas, ______  cookies and soft candies.

Choose the best answer.

We should decorate our living room with _____ orange banner. We also need ________  ribbons, balloons, party hats and costume.

Choose the best answer.

I think that ______ cauliflower is not enough for 3 people. Let’s buy one more.