GCSE Maths

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Algebra – The Basic Rules

Posted by: Tony Clayton on: September 29, 2008

Algebra is a bit like solving a puzzle. It is not too difficult if you do it step by step. Here are two typical questions:
Simplify:

4a + 7b + 6a – 3b – 2a
3(x + 2) + 5x

Tell me how to simplify these. Remember to group all the a’s and the b’s and the x’s together and add [...]