If the line y = mx + b passes through (0, 4) and (2, 10), what is m? A 2 B 3 C 4 D 7 ✓ Correct Answer: Option B m = (10 − 4)/(2 − 0) = 6/2 = 3. Practice ACT Exam Prep Quizzes → Browse All Questions Study Flashcards