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In an exam, your time is very limited. You don't have time to make extremely sophisticated points or go off on a ramble. The most important thing is to identify which essay question you want to answer. In...

(65 / 10)*2 = 13 This is the total amount of VAT to be added.65 + 13 = 78 This is the total amount spent.100-78= 22 Total change is £22.

1. Label the equations Equation 1: 3x + y = 10Equation 2: x + y = 42) Establish if the equations need to be subtracted or added together: 'Same sign is subtract and different sign is add' Therefore we ...

Firstly ensure equation is equal to 0, so all variables are on one side of the equation. Factorize the quadratic to find the x intercepts. Complete the square to find the minimum/maximum point of the curv...

We will start by representing an odd number using algebra. Let n be a integer, i.e. 1,2,3,4,etc. then we can define an odd number as (2n)-1. This is because if a number is of the form 2n it must be even, ...