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D. 15

Step-by-step explanation:

Given the expression, 32 + 2n - 9, and a value of n = -4:

You can substitute the value of n into the given expression:

= 32 + 2n - 9

= 32 + 2(-4) - 9

= 32 - 8 - 9

= 15

Therefore, the correct answer is D. 15

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15

Step-by-step explanation:

1. 32 + 2 (-4) - 9

2. 32 + (-8) - 9

3. 32 + (-17)

4. 15

lo.lll

step-by-step explanation:

answer:   x = 3 + √11     and     x = 3 - √11

step-by-step explanation:

x² - 6x + 9 = 11

(x - 3)² = 11

x - 3 = ±√11

    x = 3 ± √11

x = 3 + √11     and     x = 3 - √11