Find value of x if 5^x +5^×-1=750

1.	Find value of x if 5^x +5^×-1=750
Answer» 5^x + 5^x-1=750 now taking 5^x common. 5^x (1+5^-1)=750 5^x(1+1/5)=7505^x * 6/5 = 750Now transposing 6/5 to RHS5^x = 6255^x=5^4By comparing, we get x=4

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