Expression 11: "y" equals negative 20 left brace, 0 less than or equal to "x" less than or equal to 20 , right bracey=−200≤x≤20
11
Expression 12: "x" equals 0 left brace, 20 less than or equal to "y" less than or equal to 40 , right bracex=020≤y≤40
12
Expression 13: "y" equals 40 left brace, negative 20 less than or equal to "x" less than or equal to 0 , right bracey=40−20≤x≤0
13
Expression 14: "y" equals 40 left brace, 0 less than or equal to "x" less than or equal to 20 , right bracey=400≤x≤20
14
Expression 15: "y" equals negative 0 positive StartFraction, 50 Over negative 50 , EndFraction "x" left brace, negative 50 less than or equal to "x" less than or equal to negative 20 , right bracey=−0+50−50x−50≤x≤−20
15
Expression 16: "y" equals 0 plus StartFraction, 50 Over 50 , EndFraction "x" left brace, 20 less than or equal to "x" less than or equal to 50 , right bracey=0+5050x20≤x≤50
16
Expression 17: "y" equals 0 minus StartFraction, 50 Over 50 , EndFraction "x" left brace, 20 less than or equal to "x" less than or equal to 50 , right bracey=0−5050x20≤x≤50
17
Expression 18: "y" equals 0 negative StartFraction, 50 Over negative 50 , EndFraction "x" left brace, negative 50 less than or equal to "x" less than or equal to negative 20 , right bracey=0−50−50x−50≤x≤−20
18
Expression 19: "x" equals negative 100 plus StartFraction, 50 Over 50 , EndFraction "y" left brace, 50 less than or equal to "y" less than or equal to 100 , right bracex=−100+5050y50≤y≤100
19
Expression 20: "x" equals 100 plus StartFraction, 100 Over negative 100 , EndFraction "y" left brace, 50 less than or equal to "y" less than or equal to 100 , right bracex=100+100−100y50≤y≤100
