Question

How do you solve `4^x-5=3`?

Answer 1

`x=3/2=1.5`

Explanation:

`4^x-5=3`
`4^x=8`
`(2^2)^x=2^3`
`2^(2x)=2^3`
`2x=3`
`x=3/2=1.5`