Question

how to solve this ?! 2^x+1=1/16

Answer 1

2^(x+1)

Answer 2

no it is like this

Answer 3

(x+1)=-4

Answer 4

\[\Huge\begin{array}{rcl}2^{x+1}&=&\frac1{16}\\2^{x+1}&=&2^{-4}\\x+1&=&-4\\x&=&-5\end{array}\]

Answer 5

OK thanks @kc_kennylau

Answer 6

@boyb39 please put parentheses -_-

Answer 7

no problem

Answer 8

ok next time

Answer 9

ok :)