Question

if 3^x+1=9^2x-1 then x=​

Answer 1

Answer:

x=3/2

Step-by-step explanation:

3^x+1=9^2x-1

3^x+1=(3)^2×2x-1

3^x+1=3^4x-2

bases are equal then powers are also equal.

so,

x+1=4x-2

x-3x=-2-1

-2x=-3

x=-3/-2

×=3/2