Set 4: Trigonometry

Explanation

Answer: A

If $3x + 20 = 26$ , what is the value of $x$ ?

✓ Correct

Detailed Explanation

Choice A is correct. 1. Start: $3x + 20 = 26$ Subtract 20: $3x = 6$ Divide by 3: $x = 2$ Therefore, $x = 2$ .

Key Steps:

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Apply the appropriate mathematical formula

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The correct answer is 2

Why others are wrong:

B: This would give an incorrect result. Choice B 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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