Question

resolva as equações exponenciais 2^x-1=2 4

Answer 1

$2^{x-1}=2^4\\ \\ Logo:\\ \\ x-1=4\\ \\ x=4+1=5$

Answer 2

2^x - 1 = 2^4
x - 1 = 4
x = 4 + 1
x = 5