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一元一次不等式(组)的知识是中考的考点,现归纳如下,供同学们学习时参考.考点一:不等式的性质此考点是运用不等式的基本性质对不等式进行等价变形,解题中要特别注意不等式两边都乘以或除以一个负数,不等号的方向要改变.
The knowledge of a one-time inequality (group) is the test site of the middle school entrance examination. It is summarized as follows for the students to use when learning. Test site 1: The nature of the inequality This test site uses the basic properties of inequality to inequality the inequality and solve the problem. Notice that the inequalities are either multiplied or divided by a negative number, and the direction of the inequality is changed.