10

Set 3: Polynomial Functions (Advanced)

Explanation

Answer: D

PROBLEM

Subtract: (6x + 5) - (4x + 4). What is the coefficient of x in the result?

Subtract: (6x + 5) - (4x + 4). What is the coefficient of x in the result?

A.

1

B.

4

C.

3

D.

2

✓ Correct

Detailed Explanation

Choice D is the best answer. (6x + 5) - (4x + 4) = 2x + 1. Coefficient of x is 2.

Why others are wrong:
A: 1 is incorrect because it does not satisfy the equation.
B: 4 is incorrect because it does not satisfy the equation.
C: 3 is incorrect because it does not satisfy the equation.

🎉 Set Complete!

You've reviewed all explanations. Ready to try another set?