equation of logarithm?

log[base7]2(x+7)-log[base7](x+1)=0
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log[base 7]2(x+7) - log[base 7](x+1) = 0
log[base 7](2x + 14) = log[base 7](x + 1)
2x + 14 = x + 1
2x - x = 1 - 14
x = -13

However, -13 + 1 = -12, and we cannot log -12, since it is a negative number.

Hence, there is no solution.
 

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