Expression 17: "y" equals 9 quarters "x" plus 30.5 left brace, negative 12 less than or equal to "x" less than or equal to negative 10 , right bracey=94x+30.5−12≤x≤−10
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Expression 18: "y" equals 13.5 plus negative 10 left brace, negative 17 less than or equal to "x" less than or equal to negative 12 , right bracey=13.5+−10−17≤x≤−12
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Expression 19: "y" equals negative 9 quarters "x" minus 14.5 left brace, negative 10 less than or equal to "x" less than or equal to negative 8 , right bracey=−94x−14.5−10≤x≤−8
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Expression 20: "y" equals 3.5 left brace, negative 8 less than or equal to "x" less than or equal to negative 3 , right bracey=3.5−8≤x≤−3
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Expression 21: "y" equals negative 3 quarters "x" plus negative 37 quarters left brace, negative 13 greater than or equal to "x" greater than or equal to negative 17 , right bracey=−34x+−374−13≥x≥−17
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Expression 22: "y" equals 3 quarters "x" plus negative negative 23 quarters left brace, negative 7 less than or equal to "x" less than or equal to negative 3 , right bracey=34x+−−234−7≤x≤−3
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Expression 23: "y" equals 2.5 "x" plus 33 left brace, negative 14.8 less than or equal to "x" less than negative 13 , right bracey=2.5x+33−14.8≤x<−13
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Expression 24: "y" equals negative 2.5 "x" plus negative 17 left brace, negative 5.2 greater than or equal to "x" greater than negative 7 , right bracey=−2.5x+−17−5.2≥x>−7
24
Expression 25: "y" equals negative 0.7 5 "x" minus 7.9 left brace, negative StartFraction, 1000 Over 100 , EndFraction less than or equal to "x" less than or equal to negative 5.2 , right bracey=−0.75x−7.9−1000100≤x≤−5.2
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Expression 26: "y" equals 0.7 5 "x" plus 7 left brace, negative 10 greater than or equal to "x" greater than or equal to negative 14.6 , right bracey=0.75x+7−10≥x≥−14.6
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Expression 27: "y" equals "a" left parenthesis, "x" plus 23.5 , right parenthesis squared minus 100y=ax+23.52−100
