Question

PLEASE HELP!
solve for the unknown: (3x)^3=81^2x-5, 7^2x+1=49^3x-2,

Answer 1

this is my attempt, it might not be right, so please dont be mad if wrong

Explanation:

27 * x^3 = 6561x-5 , 49x + 1 = 117649x-2