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For your AQA English exam, you are assessed on four key categories. Each of these categories is called an ‘Assessment Objective’ - an AO. The first of these AOs, AO1, is to ‘read, understand and respond t...

To solve simulatenous equations there are two main methods, substitution and elimintion. The first method requires the principle where if x is equal to a number, say x=2 then we can substitute this in, fo...

Christians disliked the teaching of the Mormons and most people were against the view of having more than wife as being acceptable. Mormons generally cut themselves off from ordinary society, and some Mor...

To maintain the equality everything that is done to one side needs to be done also to the other. First, we square both sides to get rid of the power on the right-hand side. What we get is p^2 = (x+y)/5. N...

4 + 3(2x - 5) = x + 9, 3(2x - 5) = x + 5, 6x - 15 = x + 5, 5x = 20, x = 20/5, x = 4