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Mathematics
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Solve 3^x – 4 = 7^x + 9
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@trumpetmaster7777 Add 4 to both the sides
so it would be wait wat? the x-4 is to the power.
They're exponential equations.
is this your question? \[3^x -4=7^x+9\] or \[3^{x-4}=7^{x+9}\]
the second one
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@trumpetmaster7777 Any power of 3 will be a multiple of 3 which can never have a factor of 7. Do you agree?
i guess.
@ash2326
right, so x can't be an integer. Let's use logarithm here. Do you know logarithm?
no
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Have you studied it ever? without it I'm not sure how can I help
crap, guess i'll just guess.
get it?
let me think
k
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