Mathematics
Senior High
この場合どこを範囲として見るんですか？
(4) 4x+4≤2x-6≤3x-7
049 +4≤28-6
4x-2x = -6-4
24 = -10
x≤-5
@2x-6 = 3 x-7
2x-3x = -7 +6
- x=-11-
8 = 1
-5
1
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