Question

solve for x if
please solve it

Answer 1

Hi , mate !!!

3 ^ x -1 = 1 / 27


=> 3 ^ x -1 = 3 ^ -3



=> x -1 = -3


x => -2


hope it helps you !!

thanks!!

Answer 2

hey there here is your answer

${3}^{x - 1} = \frac{1}{27}$

${3}^{x - 1} = \frac{1}{ {3}^{3} }$

${3}^{x - 1} = {3}^{ - 3}$

$so. \: x - 1 = - 3 \\ \\ x = - 3 + 1 \\ \\ x =- 2$

hope it helps you Mate

thanks

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