5
Answer: BSet 1: Polynomial Functions (Intermediate)
Explanation
PROBLEM
Add: (5x + 2) + (1x + 3). What is the coefficient of x in the result?
Add: (5x + 2) + (1x + 3). What is the coefficient of x in the result?
A.
7
B.✓ Correct
6
C.
8
D.
12
Detailed Explanation
Choice B is the best answer. (5x + 2) + (1x + 3) = 6x + 5. Coefficient of x is 6.
Why others are wrong:
A: 7 is incorrect because it does not satisfy the equation.
C: 8 is incorrect because it does not satisfy the equation.
D: 12 is incorrect because it does not satisfy the equation.