PSAT Math Multiple-Choice Practice Question 305
Question: 305
In the equation shown, what is the value of n ?
Correct Answer: A
Explanation:
A
Difficulty: Medium
Getting to the Answer: Start by simplifying the numerators. Don't forget to distribute the negative to both terms inside the parentheses on the right side of the equation:
Next, cross-multiply and solve for n using inverse operations:
This matches (A).
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