Question

solve for x
UPLOADED

Answer 1

2^(9-2x)=2^-5
since the bases are the same we can equal the exponents as well--->
(9-2x)=-5
-2x=-5-9
-2x=-14(*-1)
2x=14
x=7

Answer 2

1/32 is written as 1/(2^5)
and 1/(2^5)=2^(-5)