This pre-algebra video tutorial explains the process of translating sentences into equations and writing two step equations in order to solve word problems.
Translating Words to Algebraic Expressions: https://www.youtube.com/watch?v=QEnFIgN8UBw
Words to Equations - More Problems:
https://www.youtube.com/watch?v=VjPX-XlN7Ok
Consecutive Integers Word Problems:
https://www.youtube.com/watch?v=hPnoxAf60c0
Age Word Problems - Past, Present, Future:
https://www.youtube.com/watch?v=7x7Hl9ztYbk
Upstream and Downstream - Problems:
https://www.youtube.com/watch?v=nW9WDlcicxE
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Distance, Rate, & Time - Word Problems:
https://www.youtube.com/watch?v=r4ff6KjPKHE
Time and Work - Word Problems:
https://www.youtube.com/watch?v=zUE59CNlFsI
Acid Mixture Word Problems:
https://www.youtube.com/watch?v=e2FAAMlAJ3c
Percent Increase & Decrease Problems:
https://www.youtube.com/watch?v=T6-0MwmCpE8
Percentage Word Problems:
https://www.youtube.com/watch?v=kjpwBu6DmkM
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Ratios and Proportions - Word Problems:
https://www.youtube.com/watch?v=JOZSFwuyqok
Ratios and Proportions - SAT Math:
https://www.youtube.com/watch?v=Y4fgwWEGQlg
Arithmetic Sequences - Word Problems:
https://www.youtube.com/watch?v=XZJdyPkCxuE
Venn Diagram - Word Problems:
https://www.youtube.com/watch?v=32iNIZJ2dI4
Probability With Marbles - Word Problems:
https://www.youtube.com/watch?v=UORztmWGY6Q
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Final Exams and Video Playlists:
https://www.video-tutor.net/