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the teacher tells the class that the highest marks obtained in her class is twice the lowest marks plus 7 the highest score is 87. Find the lowest marks |
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Answer» ONG>Step-by-step explanation: let the lowest marks = X so, 2x+7 = 87 = 2x = 87-7 = 2x = 80 x= 80/2 so, x = 40 the lowest marks is 40. |
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