本课配套习题挑战模式1/5
                                    单选题
                                    
                                难度系数:
                                        
                                
                                    1.方程2x+1=x的解也是关于x的方程2x-kx+1=0的解,则k的值为(    )                                
                                                                    
                            | A: 3 | 
| B: -3 | 
| C: 1 | 
| D: -1 | 
                                
                                
                                一次做对,真牛!
                                
                            
                        +5奖励规则>
                            - 提示1:IOino+avj+S4gOS4quaWueeoiw==
 - 提示2:IOiuqeaWueeoi+eahOino+ebuOetie+8jOW7uueri+aWsOeahOaWueeoiw==
 - 提示3:IOino+aWsOeahOaWueeoiw==
 - 答案:Qw==
							6Kej77ya4oi1MngrMT14PGJyPng9LTEuIDxicj7iiLQyeC1reCsxPTA8YnI+4oi0PGltZyB3aWR0aD00NCBoZWlnaHQ9NDIgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC9FRS9EQi9yQkFDRTFOUE04ekRzLUlHQUFBQnBVNkdzSHM0MTUucG5nIj48YnI+5omA5LulPGltZyB3aWR0aD0xOSBoZWlnaHQ9NDIgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC9FRS9EQi9yQkFDRTFOUE04eVJZdHNxQUFBQlYwUXlCdnc4ODMucG5nIj49LTEuIDxicj7miYDku6VrPTE8YnI+5pWF6YCJQy4g
 
本课配套习题挑战模式2/5
                                    单选题
                                    
                                难度系数:
                                        
                                
                                    2.关于x的方程x+a=2x-3与2x-b=x有相同的解,则a、b的关系为(    )                                
                                                                    
                            | A: a-b=3 | 
| B: b-a=3 | 
| C: b+a=3 | 
| D: b+a+3=0 | 
                                
                                
                                一次做对,真牛!
                                
                            
                        +5奖励规则>
                            - 提示1:IOaxguWHuuS4pOS4quaWueeoi+eahOino++8jA==
 - 提示2:IOagueaNruW3suefpeS4pOS4quino+ebuOetie+8jOW+l+WHuuaWsOeahOaWueeoi+OAgg==
 - 答案:Qg==
							6Kej77yaeCthPTJ4LTPvvIw8YnI+eC0yeD0tMy1h77yMPGJyPi14PS0zLWHvvIw8YnI+5YiZeD0zK2HvvIw8YnI+MngtYj1477yMPGJyPng9Yu+8jDxicj7iiLXlhbPkuo5455qE5pa556iLeCthPTJ4LTPkuI4yeC1iPXjmnInnm7jlkIznmoTop6PvvIw8YnI+4oi0MythPWLvvIw8YnI+4oi0Yi1hPTPvvIw8YnI+5pWF6YCJQi4g
 
本课配套习题挑战模式3/5
                                    单选题
                                    
                                难度系数:
                                        
                                
                                    3.已知关于x的方程5x+3k=24与方程5x+3=0的解相同,则k的值是(    )                                
                                                                    
                            | A: 7 | 
| B: -8 | 
| C: -10 | 
| D: 9 | 
                                
                                
                                一次做对,真牛!
                                
                            
                        +5奖励规则>
                            - 提示1:IOWPr+S7peWIhuWIq+ino+WHuuS4pOaWueeoi+eahOino++8jO+8jA==
 - 提示2:IOagueaNruW3suefpeS4pOS4quino+ebuOetie+8jOWwseW+l+WIsOWFs+S6jm3nmoTmlrnnqIs=
 - 提示3:IOino+aWsOeahOaWueeoi+axgm0=
 - 答案:RA==
							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
 
本课配套习题挑战模式4/5
                                    单选题
                                    
                                难度系数:
                                        
                                
                                    4.已知关于x的方程2x=-4和x=1-k的解相同,则k2-k的值是(    )                                
                                                                    
                            | A: 6 | 
| B: 0 | 
| C: -6 | 
| D: -13 | 
                                
                                
                                一次做对,真牛!
                                
                            
                        +5奖励规则>
                            - 提示1:IOWPr+S7peWIhuWIq+ino+WHuuS4pOaWueeoi+eahOino++8jO+8jA==
 - 提示2:IOagueaNruW3suefpeS4pOS4quino+ebuOetie+8jOWwseW+l+WIsOWFs+S6jmvnmoTmlrnnqIs=
 - 提示3:IOino+aWsOeahOaWueeoi+axgmvvvIzku6PlhaXmsYLlgLw=
 - 答案:QQ==
							6Kej77ya6Kej5pa556iLMng9LTTlvpfvvIx4PS0y77yMPGJyPuWboOS4ung9MS1rPGJyPuaJgOS7peW+l++8mi0yPTEta++8jDxicj7op6PlvpfvvJprPTM8YnI+5bCGaz0z5Luj5YWlazxzdXA+Mjwvc3VwPi1rPTM8c3VwPjI8L3N1cD4tMz02LiA8YnI+5pWF6YCJQS4g
 
本课配套习题挑战模式5/5
                                    单选题
                                    
                                难度系数:
                                        
                                
                                    5.若关于x的方程
与
的解相同,则a的值是()                                
                                                                    
                            | A: 2 | 
| B: -2 | 
| C:  | 
| D:  | 
                                
                                
                                一次做对,真牛!
                                
                            
                        +5奖励规则>
                            - 提示1:6Kej56ys5LiA5Liq5pa556iL5b6XeD1h77yM
 - 提示2:5bCGeD1h77yM5Luj5YWl56ys5LqM5Liq5pa556iL5b6X5Yiw5paw55qE5pa556iL
 - 提示3:IOino+aWsOeahOaWueeoi+axgmE=
 - 答案:Qg==
							6Kej77ya55SxPGltZyB3aWR0aD03MSBoZWlnaHQ9NDIgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC9FRS9EQi9yQkFDRTFOUE05cWg5OF9QQUFBQ0hsVjdoZTA1NzIucG5nIj7lvpd4PWEsPGJyPuWboOS4uuS4pOS4quaWueeoi+eahOino+ebuOWQjO+8jDxicj7miYDku6U8aW1nIHdpZHRoPTEwMCBoZWlnaHQ9NDIgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC9FRS9EQi9yQkFDRTFOUE05ckJLYk80QUFBQ2JTSE1rSzg5ODYucG5nIj48YnI+6Kej5b6XYT0tMjxicj7miYDku6XpgIlC
 
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