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Definitions: short, sharp key works to gain the marks- especially for the 5 mark definition questions in GPO1/GPO2
Direct Democracy:In a direct democracy people vote...

You have to understand what makes an expression even. Even numbers are formed by either two odd numbers being added together or an even number x an odd number. We can start by looking at the denominator. ...

AQA example responses ask for students to 'demonstrate knowledge of the key features and characteristics of the periods studied (AO1a) [and] Demonstrate understanding of the key features and characteristi...

(draw demand and supply diagram showing a shift to the left of the supply curve and a new equilibrium)
explanation:indirect tax increases the cost to the producer this means they can no longer sell t...

1.Isolate either x or y. in this example you can do this by moving adding y to both sides of the second equation x-y=6 becomes x=6+y
2.substitute this into the other equation...