Question

5²x-³ - 2.5² = 5² . 3

Answer 1

`5^2 x-^3`?

Answer 2

`5^(2x-3) - 2*5^2 =5^2.3`

`=> 5^(2x-3) - 2 * 25= 25*3`

`=> 5^(2x-3) - 50= 75`

`=> 5^(2x-3) =75+50`

`=> 5^(2x-3)=125`

`=> 5^(2x-3)=5^3`

`=> 2x-3=3`

`=> 2x=3+3`

`=> 2x=6`

`=>x= 6/2=3`