Mathematics
Junior High
Resolved
なぜ2枚目のように整理してから計算するんですか?
{₂x + y = 5300
60
Too
2017
0000
31800
700y=3430
ə
1 x+y = 5300
(2)
70
100
-X +
60
100
'② を整理する
3
7
10
7x+6y= 34300
y = 3430
X + -y = 3430
5
Answers
Were you able to resolve your confusion?
Users viewing this question
are also looking at these questions 😉