题目

不等式组的解集为__________． 答案：【答案】【解析】先求出每个不等式的解集，再根据口诀求出不等式组的解集即可．解不等式3x+1≥5x，得：x≤，解不等式，得：x＞-3，则不等式组的解集为-3＜x≤，故答案为：-3＜x≤．– Is this a Japanese car? - __________ . It’s an American car.        A. No, this isn’t  B. No, it isn’t       C. Yes, it is       D. Yes, this is