Question

2 elevado a x +1=1/4

Answer 1

$2^{x+1} = \frac{1}{4}$
$2^{ x+1} = 4^{-1}$
$2^{x+1} = (2^2)^{-1$
$\not2^{x+1} =\not 2^{-2}$
$x+1 = -2$
$x = -3$