Set 6: Linear Functions

Explanation

Answer: A

Find the slope of the line $y + 5 = -2(x - 3)$ .

$-2$

✓ Correct

$2$

$3$

$-5$

Detailed Explanation

Choice A is correct. Choice A is the correct answer. Read from Point-Slope form. 1. Form: $y - y_1 = m(x - x_1)$ . 2. Identify: $m$ is the number in front of the parentheses. 3. Result: $-2$ . Strategic Tip: No calculation needed! Choice B is incorrect because sign error. Choice C is incorrect because it is the x-coordinate. Choice D is incorrect because it is the y-coordinate.

Key Steps:

•

The correct answer is $-2$

Why others are wrong:

B: Choice B is incorrect and may result from a calculation error.

C: Choice C is incorrect and may result from a calculation error.

D: Choice D is incorrect and may result from a calculation error.

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