Reviewed versions
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The following is a list of revisions of Backward substitution that have been reviewed:
- 14:31, 18 July 2022 (Reviewed on <i>14:32, 18 July 2022</i> by ASA (talk | contribs)) [checked revision]
- 14:49, 10 February 2016 (Reviewed on <i>14:49, 10 February 2016</i> by ASA (talk | contribs)) [quality revision]
- 14:17, 10 February 2016 (Reviewed on <i>14:17, 10 February 2016</i> by ASA (talk | contribs)) [quality revision]
- 14:21, 30 July 2015 (Reviewed on <i>14:21, 30 July 2015</i> by ASA (talk | contribs)) [quality revision]