Question

highest mark obtained by a student is twice the lowest mark plus 7 the highest score is 87 what is the lowest score ​

Answer 1

Answer:

Lowest score = 40  

Step-by-step explanation:

let the highest mark b x and lowest mark be y then the equation will be

x = 2 Y + 7

87 = 2y+7.

87-7 =2y

80 = 2y.

y = 80/2

y = 40 marks

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