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OpenStudy (anonymous):
solve 7^(x-2)=12^x
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OpenStudy (anonymous):
take log of both sides
OpenStudy (muhammad_nauman_umair):
(x-2)ln7=xln12 xln7-2ln7=xln12 x(ln12-ln7)=-2ln7 x{ln(12/7)}=-2ln7
OpenStudy (anonymous):
divide both sides by ln(12/7)
OpenStudy (muhammad_nauman_umair):
yes
OpenStudy (anonymous):
answer?
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