the class that the highest marks obtained by a student in her class is thrice the lowest marks plus 29. the highest score is 89. what is the lowest score?
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Answer:
Step-by-step explanation:
LET THE LOWEST MARKS BE X
HIGHEST MARKS = 89
LOWEST MARKS = 3X +29
ATQ
=> 3X=29 = 89
=> 3X= 89-29
=> X= 69/3
=> X=23
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