Solve: x/4 + x/6 = 5 A x = 10 B x = 12 C x = 24 D x = 15 ✓ Correct Answer: Option B LCD = 12. 3x/12 + 2x/12 = 5. 5x/12 = 5. x = 12. Practice SAT Exam Prep Quizzes → Browse All Questions Study Flashcards