Mathematics
Senior High
ZがプラスとマイナスのときかけたらプラスどうしになっちゃうんですけどZどうやって消すんですか😭
-2x + 4y +z = 3
1*1
3x +2y-3z = -1
4x - 2y=z=3
Answers
No answer yet
Were you able to resolve your confusion?
Users viewing this question
are also looking at these questions 😉