Solve Real-Life Word Problems with Systems of Linear Equations ๐
Learn how to set up and solve three practical story problems involving systems of linear equations in two variables. Master the steps to translate words into equations and find solutions effectively.

Mario's Math Tutoring
110.5K views โข Sep 26, 2018

About this video
3 Story problems involving systems of linear equations in two variables. We discuss how to write the 2 equations in 2 variables as well as how to solve the equations using the substitution method and the elimination method. We also discuss tips on selecting descriptive variables and making use of charts to organize your variables and data.
Timestamps:
00:00 Intro
0:15 Example 1
0:43 How to Identify the Variables to Solve For
0:48 How to Label Your Variables
1:52 Using Elimination to Solve the System
3:50 How to Write Your Final Solution in a Story Problems
4:23 Example 2
5:20 How to Translate the Sentence into an Equation
6:20 Solve the System Using the Substitution Method
7:34 Example 3 Distance, Rate, Time Word Problem
8:03 Organize Information in a Table
Related Videos:
My Playlist of Videos Regarding Systems of Equations
https://www.youtube.com/playlist?list=PLHRatQsym1_h4_NY0ZUN-fgozJ7AJpJAk
Solving Systems of 3 Equations Using Elimination
https://youtu.be/UcYbFN49uGc
* Organized List of My Video Lessons to Help You Raise Your Scores & Pass Your Class. Videos Arranged by Math Subject as well as by Chapter/Topic. (Bookmark the Link Below)
https://www.mariosmathtutoring.com/free-math-videos.html
โก๏ธJOIN the channel as a CHANNEL MEMBER at the "ADDITIONAL VIDEOS" level to get access to my math video courses(Algebra 1, Algebra 2/College Algebra, Geometry, PreCalculus), midterm & final exam reviews, ACT and SAT prep videos and more! (Over 390+ videos)
https://www.youtube.com/channel/UClOR1BiPyOkkIAnv9Cmj4iw/join
Timestamps:
00:00 Intro
0:15 Example 1
0:43 How to Identify the Variables to Solve For
0:48 How to Label Your Variables
1:52 Using Elimination to Solve the System
3:50 How to Write Your Final Solution in a Story Problems
4:23 Example 2
5:20 How to Translate the Sentence into an Equation
6:20 Solve the System Using the Substitution Method
7:34 Example 3 Distance, Rate, Time Word Problem
8:03 Organize Information in a Table
Related Videos:
My Playlist of Videos Regarding Systems of Equations
https://www.youtube.com/playlist?list=PLHRatQsym1_h4_NY0ZUN-fgozJ7AJpJAk
Solving Systems of 3 Equations Using Elimination
https://youtu.be/UcYbFN49uGc
* Organized List of My Video Lessons to Help You Raise Your Scores & Pass Your Class. Videos Arranged by Math Subject as well as by Chapter/Topic. (Bookmark the Link Below)
https://www.mariosmathtutoring.com/free-math-videos.html
โก๏ธJOIN the channel as a CHANNEL MEMBER at the "ADDITIONAL VIDEOS" level to get access to my math video courses(Algebra 1, Algebra 2/College Algebra, Geometry, PreCalculus), midterm & final exam reviews, ACT and SAT prep videos and more! (Over 390+ videos)
https://www.youtube.com/channel/UClOR1BiPyOkkIAnv9Cmj4iw/join
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Video Information
Views
110.5K
Likes
1.2K
Duration
7:04
Published
Sep 26, 2018
User Reviews
4.4
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