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2

Set 2: Polynomial Functions (Intermediate)

Explanation

Answer: D

PROBLEM

Subtract: (5x + 8) - (1x + 2). What is the coefficient of x in the result?

Subtract: (5x + 8) - (1x + 2). What is the coefficient of x in the result?

A.

6

B.

3

C.

8

D.

4

✓ Correct

Detailed Explanation

Choice D is the best answer. (5x + 8) - (1x + 2) = 4x + 6. Coefficient of x is 4.

Why others are wrong:
A: 6 is incorrect because it does not satisfy the equation.
B: 3 is incorrect because it does not satisfy the equation.
C: 8 is incorrect because it does not satisfy the equation.
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