Question

Solve for the problem 13^3x-1=91

Answer 1

`{13}^(3) x - 1 = 91 \\ {13}^(3)x = 91 - 1 \\ {13}^(3)x = 90 \\ 2,197x = 90 \\ (2197x)/(2197) = (90)/(2197) \\ x = 0.04`