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. What is the lowest score?
Answers
Answered by
4
Answer:
40
Step-by-step explanation:
Highest score = 87
Lowest score = x
Equation -
2x + 7 = 87
2x = 87 - 7
2x = 80
x = 80/2
x = 40
Therefore, the lowest score is 40.
Answered by
3
Answer:
YOUR ANSWER IS 40
Step-by-step explanation:
LET THE HIGHEST MARKS BE X
SO , ATQ
2X+7=87
2X=87-7
2X=80
X=80/2
X=40
HOPE IT WOULD BE HELPFUL FOR YOU
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