求解 x
解题步骤 1
因为不等式不包含要求解的变量，从不等式的每一部分减去 。
解题步骤 2
从 中减去 。
解题步骤 3
从 中减去 。
解题步骤 4
结果可以多种形式表示。
不等式形式：
区间计数法：
解题步骤 5
输入问题...
线性方程和线性不等式
Calculating Slope and y-Intercept Rewriting in Slope-Intercept Form Solving Linear Equations Finding Equations Using the Slope-Intercept Formula Finding Equations Using Two Points Finding a Perpendicular Line Containing a Given Point Finding the Slope Finding a Parallel Line Containing a Given Point Finding a Parallel Line to the Given Line Finding a Perpendicular Line to the Given Line Finding Ordered Pair Solutions Using a Table of Values to Graph an Equation