Solve for x: 5x - 8 = 2x + 13?

A x = 3

B x = 5

C x = 7

D x = 9

✓ Correct Answer: Option C

To solve for x, first subtract 2x from both sides: 3x - 8 = 13. Then add 8 to both sides: 3x = 21. Finally, divide by 3: x = 7.

💡 Why is C) the correct answer?

The correct answer to the question "Solve for x: 5x - 8 = 2x + 13?" is Option C: x = 7.

The other options — A) x = 3, B) x = 5, D) x = 9 — are incorrect for this GED Exam Prep question. As explained above: To solve for x, first subtract 2x from both sides: 3x - 8 = 13. Then add 8 to both sides: 3x = 21. Finally, divide by 3: x = 7.

📚 About This GED Exam Prep Practice Question

This 2-level GED Exam Prep question from the Mathematical Reasoning topic is part of BrainForge Quiz's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free GED Exam Prep practice test or use flashcards for spaced repetition review.

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Solve for x: 5x - 8 = 2x + 13?

✓ Correct Answer: Option C

📚 About This GED Exam Prep Practice Question

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