Question

uaçoes exponenciais 81x+2 =729

Answer 1

$\large\sf{}81x + 2 = 729 \\\large\sf{}81x = 729 - 2 \\ \large\sf{}81x = 727 \\ \large\sf{}x = \dfrac{727}{81} \\ \\ \LARGE\tt{} \boxed{x = \dfrac{727}{81} }$

${\large\boxed{\boxed{  { \large \tt Bons~Estudos }}}}$