Expression 16: "y" equals "x" plus 2 left brace, 1 less than or equal to "x" less than or equal to 3 , right brace left brace, 3 less than or equal to "y" less than or equal to 5 , right bracey=x+21≤x≤33≤y≤5
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Expression 17: "y" equals "x" plus 10 left brace, negative 3 less than or equal to "x" less than or equal to negative 1 , right brace left brace, 7 less than or equal to "y" less than or equal to 9 , right bracey=x+10−3≤x≤−17≤y≤9
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Expression 18: "y" equals negative "x" plus 10 left brace, 1 less than or equal to "x" less than or equal to 3 , right brace left brace, 7 less than or equal to "y" less than or equal to 9 , right bracey=−x+101≤x≤37≤y≤9
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Expression 19: "y" equals negative 2 "x" plus 3 left brace, negative 1 less than or equal to "x" less than or equal to 0 , right brace left brace, 3 less than or equal to "y" less than or equal to 5 , right bracey=−2x+3−1≤x≤03≤y≤5
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Expression 20: "y" equals 2 "x" plus 3 left brace, 0 less than or equal to "x" less than or equal to 1 , right brace left brace, 3 less than or equal to "y" less than or equal to 5 , right bracey=2x+30≤x≤13≤y≤5
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Expression 21: "y" equals 2 "x" plus 9 left brace, 0 greater than or equal to "x" greater than or equal to negative 1 , right brace left brace, 7 less than or equal to "y" less than or equal to 9 , right bracey=2x+90≥x≥−17≤y≤9
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Expression 22: "y" equals negative 2 "x" plus 9 left brace, 0 less than or equal to "x" less than or equal to 1 , right brace left brace, 7 less than or equal to "y" less than or equal to 9 , right bracey=−2x+90≤x≤17≤y≤9
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Expression 23: "y" equals "x" plus 7 left brace, negative 1 less than or equal to "x" less than or equal to 0 , right brace left brace, 6 less than or equal to "y" less than or equal to 7 , right bracey=x+7−1≤x≤06≤y≤7
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Expression 24: "y" equals negative "x" plus 7 left brace, 0 less than or equal to "x" less than or equal to 1 , right brace left brace, 6 less than or equal to "y" less than or equal to 7 , right bracey=−x+70≤x≤16≤y≤7
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Expression 25: "y" equals negative "x" plus 5 left brace, negative 1 less than or equal to "x" less than or equal to 0 , right brace left brace, 5 less than or equal to "y" less than or equal to 6 , right bracey=−x+5−1≤x≤05≤y≤6
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Expression 26: "y" equals "x" plus 5 left brace, 0 less than or equal to "x" less than or equal to 1 , right brace left brace, 5 less than or equal to "y" less than or equal to 6 , right bracey=x+50≤x≤15≤y≤6
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Expression 27: "y" equals 1 left brace, negative 2 less than or equal to "x" less than or equal to 2 , right brace left brace, "y" equals 1 , right bracey=1−2≤x≤2y=1
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Expression 28: "y" equals 3 left brace, negative 1 less than or equal to "x" less than or equal to 1 , right brace left brace, "y" equals 3 , right bracey=3−1≤x≤1y=3
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Expression 29: "y" equals 9 left brace, negative 1 less than or equal to "x" less than or equal to 1 , right brace left brace, "y" equals 9 , right bracey=9−1≤x≤1y=9
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Expression 30: "x" equals negative 3 left brace, "x" equals negative 3 , right brace left brace, 5 less than or equal to "y" less than or equal to 7 , right bracex=−3x=−35≤y≤7
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Expression 31: "x" equals negative 1 left brace, "x" equals negative 1 , right brace left brace, 5 less than or equal to , right bracex=−1x=−15≤