8
Answer: CSet 5: Polynomial Functions (Intermediate)
Explanation
PROBLEM
Add: (4x + 2) + (4x + 1). What is the coefficient of x in the result?
Add: (4x + 2) + (4x + 1). What is the coefficient of x in the result?
A.
9
B.
16
C.✓ Correct
8
D.
7
Detailed Explanation
Choice C is the best answer. (4x + 2) + (4x + 1) = 8x + 3. Coefficient of x is 8.
Why others are wrong:
A: 9 is incorrect because it does not satisfy the equation.
B: 16 is incorrect because it does not satisfy the equation.
D: 7 is incorrect because it does not satisfy the equation.