x+5≥6①x-2≤1②
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x+5≥6①x-2≤1②x+5≥6①x-2≤1②x+5≥6①x-2≤1②(1)x大于等于1(2)x小于等于3
x+5≥6①x-2≤1②
x+5≥6①x-2≤1②
x+5≥6①x-2≤1②
(1) x大于等于1 (2)x小于等于3
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x+5≥6①x-2≤1②
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