Algebra-1

Question Analysis
This question tests the student's ability to simplify a polynomial expression and identify the coefficient of a specific term. It requires understanding of distributive property and combining like terms, which are essential skills in Algebra-1.

Key Concept Explanation
To find the coefficient of a term after simplifying an expression, first apply the distributive property to remove parentheses, then combine like terms. The coefficient of a term is the numerical factor (including its sign) that multiplies the variable part.

Step-by-step Solution
1. Start with the expression:
2. Apply the distributive property:
3. Simplify the multiplication:

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