Set 5: Trigonometry

Explanation

Answer: A

If $7x + 18 = 116$ , what is the value of $x$ ?

✓ Correct

Detailed Explanation

Choice A is correct. 1. Start: $7x + 18 = 116$ Subtract 18: $7x = 98$ Divide by 7: $x = 14$ Therefore, $x = 14$ .

Key Steps:

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Apply the appropriate mathematical formula

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The correct answer is 14

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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