Question

8^(x-1) = 4

Answer 1

5/3

Answer 2

\[8^{x-1}=4\]

Answer 3

can you explain how please?

Answer 4

is it really 5/3 ?

Answer 5

To solve this, use logs, since the variable is an exponent.

Answer 6

I thought it was \[2^{3x+3} = 2^{2}\]

Answer 7

isn't it just \[\frac{ 1 }{ 8x } = 4\]

Answer 8

i have the answers and 5/3 is right. i just don't know how to get there

Answer 9

we dont need log just convert the bases to 2 same as tianz done

Answer 10

:D!!