Algebraic Techniques, SMB-021 Expand and simplify the expression `3x(x-2)+4(x-5)` (2 marks) Show Answers Only `3x^2-2x-20` Show Worked Solution `3x(x-2)+4(x-5)` `=3x^2-6x+4x-20` `=3x^2-2x-20`