Make sure you are confident in solving one and two-step linear equations and expanding brackets in order to tackle these more complex types of equations. Substitute close substituteIn algebra, to ...

When it comes to working with data in a tabular form, most people reach for a spreadsheet. That’s not a bad choice: Microsoft Excel and similar programs are familiar and loaded with functionality for ...

Keen code breakers are in for a treat, as the Royal Mint has launched a fiendishly challenging puzzle. The Great British Treasure Hunt will set amateur sleuths across the country a series of ...