Which expression represents the algebraic phrase “negative 3 point 9 less than one third of a number”?
Answer
A
n over 3 minus 3 point 9
B
negative 3 point 9 over 3 plus n
C
3 point 9 over 3 minus negative n
D
n over 3 minus negative 3 point 9
Explanation
“One third of a number” is n/3. The phrase “negative 3.9 less than” means subtract negative 3.9 from that quantity, giving n/3 − (−3.9). This matches choice D.
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