Question

maths aryabhatta
very simple que.
solve this! ​

Answer 1

Answer:

$cubing \: on \: both \: sides \\ 1 + \frac{x}{125} = \frac{216}{125} \\ \frac{125 + x}{125} = \frac{216}{125 } \\ x = 216 - 125 \\ x = 91$