Set 3: Trigonometry

Explanation

Answer: B

Solve for $x$ : $2(x + 8) = 22$

✓ Correct

Detailed Explanation

Choice B is correct. 1. Start: $2(x + 8) = 22$ Divide by 2: $x + 8 = 11$ Subtract 8: $x = 3$ Therefore, $x = 3$ .

Key Steps:

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Apply the appropriate mathematical formula

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The correct answer is 3

Why others are wrong:

A: This would give an incorrect result. Choice A is incorrect and may result from a calculation error.

C: This would give an incorrect result. Choice C is incorrect and may result from a calculation error.

D: This would give an incorrect result. Choice D is incorrect and may result from a calculation error.

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