ONE QUESTION, ONE STEP
ZX-53F69342182024年5月C卷 · 第 20 题
2024年5月C卷 · 原库模块 2 · Q20 原库参考解析
31(x - n)=31y+31n
One of the equations in a system of two linear equations is given, where n is a positive constant. The system has no solution. Which equation could be the second equation in this system?
参考答案:
解题思路
容易忽略的一步
