Mathematics
Junior High
この問題の解説が省略しすぎて分からなくて、、
自分なりの解き方で良いので教えてください!出来ればポイントとかも欲しいです😖
4
1:
= (x+2) : 12
3
4
(x+2) =1×12
3
4
(x+2) =D12
3
814 (x+2) 3D36
x+2=9
x=7
LS
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