10
Answer: BSet 4: Polynomial Functions (Intermediate)
Explanation
PROBLEM
Add: (4x + 2) + (3x + 4). What is the coefficient of x in the result?
Add: (4x + 2) + (3x + 4). What is the coefficient of x in the result?
A.
9
B.✓ Correct
7
C.
8
D.
6
Detailed Explanation
Choice B is the best answer. (4x + 2) + (3x + 4) = 7x + 6. Coefficient of x is 7.
Why others are wrong:
A: 9 is incorrect because it does not satisfy the equation.
C: 8 is incorrect because it does not satisfy the equation.
D: 6 is incorrect because it does not satisfy the equation.
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