Expression 7: "y" equals 2 "x" minus .5 left brace, 0.5 greater than or equal to "x" greater than or equal to 0 , right bracey=2x−.50.5≥x≥0
7
Expression 8: "y" equals negative 2 "x" minus .5 left brace, negative 0.5 less than or equal to "x" less than or equal to 0 , right bracey=−2x−.5−0.5≤x≤0
8
Expression 9: "y" equals 0.5 left brace, negative 0.5 less than or equal to "x" less than or equal to 0.5 , right bracey=0.5−0.5≤x≤0.5
9
Expression 10: "y" equals 2 "x" plus 4.7 5 left brace, negative 2.2 1 greater than or equal to "x" greater than or equal to negative 3.1 5 , right bracey=2x+4.75−2.21≥x≥−3.15
10
Expression 11: "y" equals negative 2 "x" plus 4.7 5 left brace, 2.2 1 less than or equal to "x" less than or equal to 3.1 5 , right bracey=−2x+4.752.21≤x≤3.15
11
Expression 12: "y" plus 3 equals "x" plus 2 left brace, negative 1 greater than or equal to "x" greater than or equal to negative 2 , right bracey+3=x+2−1≥x≥−2
12
Expression 13: "y" plus 3 equals negative "x" plus 2 left brace, 2 greater than or equal to "x" greater than or equal to 1 , right bracey+3=−x+22≥x≥1