About This Lesson
Learn how to use algebra and one variable to define more than one unknown quantity, write an equation, solve it, and check it. Shows how to define 2 variables if their sum is a given number. Video by Julie Harland http://yourmathgal.com<br />For more great math videos visit: www.youtube.com/user/videosbyjulieharland/videos<br />Aligned to Common Core State Standard: 8.EE.7
