Two Variable Word Problems 1
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Lesson Summary:
In this lesson on Two Variable Word Problems, students learn how to solve riddles and puzzles with two-variable equations. The lesson provides examples using both single and double variable methods to solve for unknown numbers in word problems. Through step-by-step instruction, students will learn how to set up and solve equations using two-variable methods, which are often necessary for more complex problems.
Lesson Description:
Provides explanation of how to solve word problems using two variables.
More free YouTube videos by Julie Harland are organized at http://yourmathgal.com
Questions answered by this video:
- How do you solve Algebra puzzles / riddles / word problems using 2 variables?
- If one number is four less than three times another number and their sum is 28, what are the two numbers?
- How do you solve the system of equations x = 3y - 4 and x + y = 28?
- How do you set up and solve a system of equations from a word problem?
- If the sum of 2 numbers is 85 and their difference is 9, what are the two numbers?
- How do you solve the system x + y = 85 and x - y = 9?
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Staff Review
This lesson goes through some more complicated word problems in which you will learn to use two variables to solve a word problem / math puzzle. This method of using two variables to set up and solve a word problem is very useful in future math classes.
