) The teacher tells the class that the highest marks obtained by a student in
her class is twice the lowest marks plus 7. The highest score is 87.
Answers
Answered by
10
Answer:
let lowest marks me X
2x+7 =87
2x =80
x=40
maybe this helps you
Answered by
3
Answer:
2x+7=87
2x=87-7
2x=80
x=80/2
x=40
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