SOLUTION: the teacher tells the class that the highest marks obtained by a student in her class is 3 times the lowest marks -7.if the highest marks are 86. find lowest marks.

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Question 919359: the teacher tells the class that the highest marks obtained by a student in her class is 3 times the lowest marks -7.if the highest marks are 86. find lowest marks.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
3L - 7 = 86
3L = 93
L = 31