Indices, SMB-007 Solve the equation `3^(-4x) = 9^(6-x)` for `x.` (2 marks) Show Answers Only `-6` Show Worked Solution `3^(-4x)` `= (3^2)^(6-x)` `3^(-4x)` `=3^(12-2x)` ` -4x` `= 12-2x` `2x` `=-12` `:. x` `=-6`