Algebraic Techniques, SM-Bank 075 The side length of a square is \(x-3\). Write an expression for the perimeter of the square. (2 marks) Show Answers Only \(4\times(x-3)\ \ \text{or }\ 4(x-3)\ \ \text{or }\ 4x-12\) Show Worked Solution \(\text{A square has all sides equal}\) \(\therefore\ \text{Perimeter}\) \(=4\times\text{side length}\) \(=4\times(x-3)\) \(=4\times x-4\times 3\) \(=4x-12\)