수식 12: "y" equals negative 5 quarters "x" minus 10.2 5 left brace, negative 17 less than or equal to "x" less than or equal to negative 9 , right bracey=−54x−10.25−17≤x≤−9
12
수식 13: "y" equals 11 left brace, negative 17 less than or equal to "x" less than or equal to negative 8 , right bracey=11−17≤x≤−8
13
수식 14: "y" equals negative 4 fifths "x" plus 4.6 left brace, negative 8 less than or equal to "x" less than or equal to negative 3 , right bracey=−45x+4.6−8≤x≤−3
14
수식 15: "x" equals 1 left brace, 6 less than or equal to "y" less than or equal to 7 , right bracex=16≤y≤7
15
수식 16: "x" equals negative 1 left brace, 6 less than or equal to "y" less than or equal to 7 , right bracex=−16≤y≤7
16
수식 17: "y" equals StartFraction, "x" squared Over 2 , EndFraction plus 3 left brace, negative 2 less than or equal to "x" less than or equal to 2 , right bracey=x22+3−2≤x≤2
17
수식 18: "y" equals 3 halves "x" minus 10.5 left brace, 9 less than or equal to "x" less than or equal to 13 , right bracey=32x−10.59≤x≤13
18
수식 19: "y" equals 5 sixths "x" minus 0.8 left brace, 7 less than or equal to "x" less than or equal to 13 , right bracey=56x−0.87≤x≤13
19
수식 20: "y" equals 3 fifths "x" plus 3.4 left brace, 6 less than or equal to "x" less than or equal to 11 , right bracey=35x+3.46≤x≤11
20
수식 21: "y" equals negative "x" plus 1 left brace, negative 10 less than or equal to "x" less than or equal to negative 5 , right bracey=−x+1−10≤x≤−5
21
수식 22: "y" equals negative 6 fifths "x" minus 4.4 left brace, negative 12 less than or equal to "x" less than or equal to negative 7 , right bracey=−65x−4.4−12≤x≤−7
22
수식 23: "y" equals negative 6 fifths "x" minus 7.8 left brace, negative 14 less than or equal to "x" less than or equal to negative 9 , right bracey=−65x−7.8−14≤x≤−9
