Question

3^(10-2x)=81

Answer 1

10-2x = 4
=> 2x = 6
=> x = 3

Answer 2

do you have to solve for x ?

if so
x=3

Answer 3

\[3^{10-2x}=3^4\]10-2x=4
solve for x

Answer 4

10-2x = 4