2024年中考数学二轮题型突破练习题型1 计算 类型3 方程及不等式85题（专题训练）（原卷版）

PAGE类型三方程及不等式1．（2023·内蒙古赤峰·统考中考真题）用配方法解方程SKIPIF1<0时，配方后正确的是（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<02．（2023·湖南·统考中考真题）将关于x的分式方程SKIPIF1<0去分母可得（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<03．（2023·甘肃武威·统考中考真题）方程SKIPIF1<0的解为（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<04.解方程SKIPIF1<0，以下去括号正确的是（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<05．（2023·上海·统考中考真题）在分式方程SKIPIF1<0中，设SKIPIF1<0，可得到关于y的整式方程为（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<06．（2023·辽宁大连·统考中考真题）将方程SKIPIF1<0去分母，两边同乘SKIPIF1<0后的式子为（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<07．（2023·四川眉山·统考中考真题）已知关于SKIPIF1<0的二元一次方程组SKIPIF1<0的解满足SKIPIF1<0，则m的值为（

）A．0 B．1 C．2 D．38.方程组SKIPIF1<0的解是（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<09．（2023·四川南充·统考中考真题）关于x，y的方程组SKIPIF1<0的解满足SKIPIF1<0，则SKIPIF1<0的值是（

）A．1 B．2 C．4 D．810.对于二元一次方程组SKIPIF1<0，将①式代入②式，消去SKIPIF1<0可以得到（

）A．SKIPIF1<0B．SKIPIF1<0C．SKIPIF1<0D．SKIPIF1<011.用加减消元法解二元一次方程组x+3y=4，①2x−y=1ㅤ②A．①×2﹣② B．②×（﹣3）﹣① C．①×（﹣2）+② D．①﹣②×312.关于x的方程SKIPIF1<0的解是正数，则a的取值范围是（）A．a＞－1B．a＞－1且a≠0C．a＜－1D．a＜－1且a≠－213.若关于x的方程SKIPIF1<0无解，则m的值为（

）A．0 B．4或6 C．6 D．0或414.分式方程SKIPIF1<0的解为（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<015．（2023·河南·统考中考真题）关于x的一元二次方程SKIPIF1<0的根的情况是（

）A．有两个不相等的实数根 B．有两个相等的实数根C．只有一个实数根 D．没有实数根16．（2023·四川眉山·统考中考真题）关于x的一元二次方程SKIPIF1<0有两个不相等的实数根，则m的取值范围是（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<017．（2023·新疆·统考中考真题）用配方法解一元二次方程SKIPIF1<0，配方后得到的方程是（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<018．（2023·四川乐山·统考中考真题）若关于x的一元二次方程SKIPIF1<0两根为SKIPIF1<0，且SKIPIF1<0，则m的值为（

）A．4 B．8 C．12 D．1619．（2023·山东滨州·统考中考真题）一元二次方程SKIPIF1<0根的情况为（）A．有两个不相等的实数根B．有两个相等的实数根C．没有实数根 D．不能判定20．（2023·全国·统考中考真题）一元二次方程SKIPIF1<0根的判别式的值是（

）A．33 B．23 C．17 D．SKIPIF1<021．（2023·四川·统考中考真题）关于x的一元二次方程SKIPIF1<0根的情况，下列说法中正确的是（）A．有两个不相等的实数根 B．有两个相等的实数根C．没有实数根 D．无法确定22．（2023·山东聊城·统考中考真题）若一元二次方程SKIPIF1<0有实数解，则m的取值范围是（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0且SKIPIF1<0 D．SKIPIF1<0且SKIPIF1<023.分式方程SKIPIF1<0的解是（）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<024．（2023·四川泸州·统考中考真题）关于SKIPIF1<0的一元二次方程SKIPIF1<0的根的情况是（）A．没有实数根 B．有两个相等的实数根C．有两个不相等的实数根 D．实数根的个数与实数SKIPIF1<0的取值有关25．（2023·天津·统考中考真题）若SKIPIF1<0是方程SKIPIF1<0的两个根，则（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<026．（2023·湖南常德·统考中考真题）不等式组SKIPIF1<0的解集是(

)A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<027．（2023·湖北·统考中考真题）不等式组SKIPIF1<0的解集是（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<028．（2023·广东·统考中考真题）一元一次不等式组SKIPIF1<0的解集为(

)A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<029．（2023·四川眉山·统考中考真题）关于x的不等式组SKIPIF1<0的整数解仅有4个，则m的取值范围是（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<030．（2023·四川遂宁·统考中考真题）若关于x的不等式组SKIPIF1<0的解集为SKIPIF1<0，则a的取值范围是（

）A．SKIPIF1<0 B．SKIPIF1<0 C．SKIPIF1<0 D．SKIPIF1<031．（2023·内蒙古通辽·统考中考真题）点Q的横坐标为一元一次方程SKIPIF1<0的解，纵坐标为SKIPIF1<0的值，其中a，b满足二元一次方程组SKIPIF1<0，则点Q关于y轴对称点SKIPIF1<0的坐标为___________．32.已知二元一次方程组SKIPIF1<0，则SKIPIF1<0的值为______．33．（2023·四川达州·统考中考真题）已知SKIPIF1<0是方程SKIPIF1<0的两个实数根，且SKIPIF1<0，则SKIPIF1<0的值为___________．34.若SKIPIF1<0、SKIPIF1<0满足SKIPIF1<0，则代数式SKIPIF1<0的值为______．35.已知关于x，y的二元一次方程组SKIPIF1<0满足SKIPIF1<0，则a的取值范围是____．36．（2023·浙江绍兴·统考中考真题）方程SKIPIF1<0的解是________．37.若方程SKIPIF1<0的解使关于SKIPIF1<0的不等式SKIPIF1<0成立，则实数SKIPIF1<0的取值范围是________．38．（2023·江苏苏州·统考中考真题）分式方程SKIPIF1<0的解为SKIPIF1<0________________．39．（2023·湖南永州·统考中考真题）若关于x的分式方程SKIPIF1<0（m为常数）有增根，则增根是_______．40.分式方程SKIPIF1<0的解是_________．41．（2017·江西·南昌市育新学校校联考一模）分式方程SKIPIF1<0的解是_____．42.方程SKIPIF1<0的解为________．43．（2023·内蒙古赤峰·统考中考真题）方程SKIPIF1<0的解为___________．44.方程SKIPIF1<0的解为______________．45.方程SKIPIF1<0的解是_____________．46.分式方程SKIPIF1<0的解为__________．47．（2023·江苏连云港·统考中考真题）解方程组SKIPIF1<048．（2023·浙江台州·统考中考真题）解方程组：SKIPIF1<049．（2023·湖南常德·统考中考真题）解方程组：SKIPIF1<050.解方程组：SKIPIF1<0．51.解方程组SKIPIF1<052.解二元一次方程组：2x+y=2，53.解方程组：SKIPIF1<0．54.解方程组：SKIPIF1<0．55.解方程组：SKIPIF1<0.56．（2023·湖北黄冈·统考中考真题）化简：SKIPIF1<0．57．（2023·山西·统考中考真题）解方程：SKIPIF1<0．58.解方程：SKIPIF1<0．59．（2023·广西·统考中考真题）解分式方程：SKIPIF1<0．60.解分式方程：SKIPIF1<0．61.解方程：SKIPIF1<0．62.解方程SKIPIF1<0．63.解方程：SKIPIF1<0．64．（2023·湖南·统考中考真题）解不等式组：SKIPIF1<0，并把它的解集在数轴上表示出来．

65.解不等式组：SKIPIF1<066．（2023·山东·统考中考真题）解不等式组：SKIPIF1<0．67．（2023·福建·统考中考真题）解不等式组：SKIPIF1<068.解不等式组：SKIPIF1<069．（2023·湖南永州·统考中考真题）解关于x的不等式组SKIPIF1<070．（2023·江苏苏州·统考中考真题）解不等式组：SKIPIF1<071.解不等式SKIPIF1<0．72．（2023·湖南·统考中考真题）解不等式组：SKIPIF1<073．（2023·湖南岳阳·统考中考真题）解不等式组：SKIPIF1<074.解不等式：SKIPIF1<0．75．（2023·上海·统考中考真题）解不等式组SKIPIF1<076．（2023·甘肃武威·统考中考真题）解不等式组：SKIPIF1<077.解不等式组：SKIPIF1<0．78.解不等式组SKIPIF1<0．请结合题意完成本题的解