Equations that have more than one unknown can have an infinite number of solutions. For example, \(2x + y = 10\) could be solved by: \(x = 1\) and \(y = 8\) \(x = 2 ...
Solving system of simultaneous equations using matrix method, Cramer’s rule Solve the system of simultaneous equations using i) Cramer’s Rule ii) Inverse of coefficient matrix Formulate real life ...
Be careful to note what a GCSE question is asking. If it states ‘solve algebraically’ then you must do so. To find solutions from graphs, look for the point where the two graphs cross one another.
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