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Simeltanous equations are a pair of equations that have 2 unknows. In order to solve a simelatneous equation 1 of the unknows must be eliminated. This can be done by either:
1. Substitut...
Start by making a note of each topic that may come up in your exam. You can find these in your textbook or revision guide. Let me know if you need help finding the list of topics that your exam board uses...
When solving simultaneous equations you are aiming to use both equations together to find out the value of x and y for values that with ‘fit’ in each equation....
This is an A* grade extension GCSE maths question on rearranging equations.
The question is asking us to find an equation that would represent x. In the question...
Completing the square means to put our equation into a slightly different form which looks like this, where a and b are real numbers:
(x+a)2 + b = 0
From here, we...
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