Algebra Lesson in Progress - Teacher Solving Equation on Chalkboard #1740700 (License: Personal Use)

The image shows a male teacher with gray hair, wearing a yellow sweater and blue pants, standing before a green chalkboard as he writes the algebraic equation “6b + 11a = 3” in white chalk. His posture suggests active engagement in teaching, with his right arm extended toward the board and left hand resting at his side. The scene captures a classic classroom moment emphasizing foundational math education.

Used on educational websites, teacher resource portals, or math curriculum pages to illustrate classroom instruction, algebra lessons, or pedagogical approaches. Matches user intent for visual examples of teaching methods or STEM education materials.