the highest marks obtained by a student is thrice the lowest marks plus 9 find the lowest score in the highest score is 84
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12
Answer:
Lowest marks = x
Highest marks= 3x+9
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Answered by
2
Answer:
Let the lowest score be x.
According to the question,
3x + 9 = 84
→ 3x = 84 - 9 (Transposing + 9 to R.H.S.)
→ 3x = 75
→ 3x/3 = 75/3 (Dividing both sides by 3)
→ x = 25
Hence, the lowest score is 25.
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