bài 1: xét xem x= -1 có là nghiệm của phương trình sau không ? a) 4x-1=3x-2 b) x+1=2(x-3) c) 2(x+1)+3=2-x

Các câu hỏi liên quan

1. In spite of having to work the next day, Tom watched films on DVD till midnight => Even though………………………………………………………………………. 2.The ending of the film was quite disappointing. => We………………………………………………………………………………….. 3.Although she performed well, she didn’t receive good comments from critics. => Despite her…………………………………………………………………………… 4.We were so interested in the comedy that we laughed from beginning to end. =>the comedy………………………………………………………………………….. 5.I’m frightened by the horror films; however, I enjoy watching them. =>In spite………………………………………………………………………………. 6.This is his first role. His acting is excellent. (nevertheless) =>……………………………………………………………………………………… 7.The film didn’t receive good investment. The film was a great success. (despite) =>…………………………………………………………………………………………. 8.The film was made twenty years ago. Many people have enjoyed seeing it. (however) =>……………………………………………………………………………………….. 8.She has been nominated for Best Actress five times. She has never won once. (in spite of) =>……………………………………………………………………………………………