Our Stock Photographer #249805087 was taggins this picture as algebra background black blackboard board calculate chalk chalkboard classroom education equation exam grunge learn lesson math mathematics number old physics problem school sign slate solution study symbol teach teacher vintage white write
Photo Date Updated: 2025-10-01 18:16:04 - Dimensións/Sizes of this image is: 973 x 587 Pixels, medium: 1665 x 1088 Pixels, large: 2829 x 1849 Pixels, x-large: 4917 x 3237 Pixels,
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