Mathematics
Junior High
Resolved
xの答えは合ってるけど、yの答えが合ってないんですけど、どこが間違ってますか、?
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(3)
4x+5y=6
3-2y7
82 +10y = 12
+215x +10y = -35
=-23
232
07
x=1
②に代入して
3-2y=-17
-26=-7-3
-24=-10
12y = 10
4 =S
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