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Mathematics, 29.01.2020 01:51 dale87

Which equation best represents the data in the table if the math grade y depends on the number of days absent x?
days absent 0 2 4 6 8
grade % 90 85 80 75 70
a. y=2/5x+90
b. y=-2/5x+90
c. y=5/2x+90
d. y=-5/2x+90

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