## Two Variable Word Problems 1

Two Variable Word Problems 1
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Part of video series Solving Word Problems
Taught by YourMathGal

### Meets NCTM Standards:

More free YouTube videos by Julie Harland are organized at http://yourmathgal.com
Provides explanation of how to solve word problems using two variables.
• 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?
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.
• Currently 4.0/5 Stars.
Reviewed by MathVids Staff on March 13, 2010.  