Question

3 elevado a 2x-10 =1

Answer 1

$3^{2x-10}=1$
$\frac{ 3^{2x} }{ 3^{10} }=1$
$\frac{ 3^{2x} }{ 3^{10} } = \frac{ 3^{10} }{ 3^{10} }$
$3^{2x-10}= 3^{10-10}$
$3^{2x-10}= 3^{0}$
$2x-10=0$
$2x=10$
$x= \frac{10}{2}$
$x=5$