Algebraic Techniques, SMB-025 Expand and simplify the expression `3a(4a-5)-2(a-3)` (2 marks) Show Answers Only `12a^2-17a+6` Show Worked Solution `3a(4a-5)-2(a-3)` `=12a^2-15a-2a+6` `=12a^2-17a+6`