Question

como resuelvo x + 111 +84 = 4 elevado al 3 . 5

Answer 1

$x+111+84=4^{3,5} \\ x=4^{3,5}-111-84 \\ x=4^{3,5}-195 \\ x=(2^2)^{3,5}-195\\ x=2^{(2*3,5)}-195\\ x=2^{7}-195\\ x=128-195 \\ x=-67$