YouTube on MSN

Solving a rational equation without an extraneous solution

I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those ...
YouTube on MSNOpinion

Math tutorial for solving a system of equations by substitution

👉Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of ...
Lifehacker

Solve Complex Equations By Scanning Them With These Google Apps

Brendan is a freelance writer and content creator from Portland, OR. He covers tech and gaming for Lifehacker, and has also written for Digital Trends, EGM, Business Insider, IGN, and more. A new ...
BBC

Creating and solving simultaneous equations

Mr and Mrs Smith take their two children to the cinema. The total cost is £33. Mr Jones takes his three children to the cinema and the total cost is £27.50. Calculate the price of a child ticket and ...