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Simultaneous equations are used to help us find unknown values. An example of simultaneous equations is:1) x + y = 62) 2x + 3y = 16We don't know what the value or X or Y is but we know that together they ...

The best way to go about answering a causation question such as this is to break your answer down into individual causes and then use linkage sentences and the conclusion to draw the causes together. It m...

There are 3 ways of solving this but I will go through the 2 that are necessary for GCSE level
Firstly - 22 can only be made by 122 or 211 -------> 11 - 2 = 9 therefore 1...

Writing in exam conditions can be very difficult. We often panic and start writing an answer to the question we think we have seen as opposed to the one we have actually been asked. It is also ve...

Firstly, before we even approach the bracket containing the x term, we want to deal with the fraction. The first step should be multiplying by 4 to cancel out the denominator on the right. This leaves us ...