26-09-2021
Mathematics

contestada

Given that 3^x = 9^y-1 show that X = 2y-2

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tebohopmogotsi tebohopmogotsi

26-09-2021

Step-by-step explanation:

3^x =3^2(y-1)

I changed 9 to 3^2.

3^x = 3^2y-2

Drop 3 both sides.

x=2y-1

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