Q. 177 E3.7( 3 Votes )

# Find x.23x = 82x+1

The above given equation can also be written as,

23x = ((2)3)2x + 1 23 = 8

As we know by the laws of exponent, that,

(am)n = amn

23x = 23(2x + 1)

As the bases are same so the exponents can be equated,

3x = 3(2x + 1)

x = 2x + 1

x = -1

Value of x =-1

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