Question

$3^{2x-8}- 2^{x-4}=0$

Answer 1

3^(2x-8)=2^(x-4)
2x-8=x-4
2x-x=-4+8
x=4
3^(2*4-8)=2^(4-4)
3^0=2^0
1=1 -истина