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

👉 Learn how to solve rational equations. A rational expression is an expression in the form of a fraction where the ...

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 ...