the teacher tell the class that the highest marks obtainded by a student in her class is twice the lowest marks plus 3. The highest score is 87. What is the lowest score
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hey mate!!!
let lowest mark= x
highestark= 87
ATQ-
2x+3=87
2x=87-3
2x=84
x=84/2
x=42.
hence lowest mark in class is 42..
Proof= 42+42+3=87..
hope it works!! plzz mark me brainlist.
let lowest mark= x
highestark= 87
ATQ-
2x+3=87
2x=87-3
2x=84
x=84/2
x=42.
hence lowest mark in class is 42..
Proof= 42+42+3=87..
hope it works!! plzz mark me brainlist.
DiyaChauhan:
is it right ...? I think it is right...
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