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First of all, we have to raise to the power of two the first equation and will obtain: p^2 + 5q = 64. We have to proceed the same for the second equation and will obtain: p^2 - 3q = 36. S...
We start off by drawing attention to the first number in the question, 12. The number can be broken down into multiples by dividing it by the lowest number (that isn't 1): This breakdown is as follows:...
When it comes to simultaneous equations, there are two methods that we can use to solve them. The first method is called substitution, where we make one of the variables the subject in on...
For your maths GCSE it is important that you understand the three main methods of solving quadtratics: factorisation, completing the square, and using the quadratic formula.
1. Fa...
'Solve' means to find the values of the unknown variables in the equations, commonly letters, which in this question are x and y.Step 1: Put equations equal to eachotherB...
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