Question

2 la puterea x + 2 la x+1=24

Answer 1

x+1=24
x=23
x+2=25
2 LA PUTEREA 25

Answer 2

$2^{x} + 2^{x+1} =24vine 2^{x} + 2^{x}$×2=24
$2^{x}$(1+2)=24
$2^{x}$×3=24
$2^{x}$=24÷3
$2^{x}$=8
2³=8
=>x=3