Izabela Mazur
Introductory Algebra
The direct adaptation source for the Prealgebra course on this site.
open sources and transparent attribution
Sources and image credits
This page collects the openly licensed works behind the lessons and the credits for third-party images. No source is guessed: an unverified visual record remains unpublished until reliable information is available.
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Source works
Prealgebra is adapted from Izabela Mazur’s Introductory Algebra, which incorporates sections from the OpenStax works listed below.
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Chapter source mapping
The mapping was derived from the end-of-section attributions in the archived book source.
Sections sourced from Elementary Algebra
1.1, 1.4–1.5, 2.1–2.5, 3.1, the Chapter 5 introduction, 5.5–5.8, the Chapter 6 introduction, 6.1–6.7, 7.2–7.5, and 8.3–8.6.
Sections sourced from Prealgebra
1.2–1.3, the Chapter 3 introduction, 3.2–3.4, 4.1–4.4, 5.1–5.4, 7.1, 8.1–8.2, and 9.1.
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Special lesson image credits
These third-party images retain their own source, attribution, and license status.
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1.2 Use the Language of Algebra
Image adapted from Bernard Goldbach’s work on Wikimedia Commons.
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Chapter 3 introduction
Calatrava fantasy — Bert Kaufmann, CC BY 2.0.
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4.2 Understand Percent
Photo: Riles32807, Wikimedia Commons — public domain.
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4.4 Solve General Applications of Percent
Image: Marta Oraniewicz.
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Chapter 5 introduction
Photo: paurian, Flickr.
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Chapter 6 introduction
Image/graph source: Steve Jurvetson, Flickr.
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Site visuals
Only information verified in file metadata or repository records is published.
Home school and stationery pattern
designed by upklyak - Magnific.com
7 site visual records are awaiting verified source or license information.