89=89.97*(e^(-.02x))

Please help me solve for x...

89=89.97e-.02x

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1 Answer

89.97 e^(-0.02x)=89

e^(-0.02x)=89/89.97=0.989218628

-0.02x  =ln(0.989218628)=-0.010839911

x=0.010839911/0.02

x=0.541995584
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