the teacher tells the class that is highest mark obtained by the students in her class is twice the lowest marks plus 7 the highest score is 87 what is the lowest score
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1
Answer:
Answer: 40 is the lowest mark
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Answered by
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Answer:
let highest score be x and lowest be y
ATQ
x = 2y+7
if x= 87
put this x=87 in above equation..
87 - 7 = 2y
y= 40
so, the lowest marks is 40
hope this will help you.
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