Expression 4: "y" equals negative 2 thirds left brace, negative 8 less than or equal to "x" less than or equal to negative 2 , right bracey=−23−8≤x≤−2
4
Expression 5: "y" equals 2 thirds left brace, negative 2 less than or equal to "x" less than or equal to 1 , right bracey=23−2≤x≤1
5
Expression 6: "y" equals negative 1 half left brace, 1 less than or equal to "x" less than or equal to 7 , right bracey=−121≤x≤7