`-xe^(-x) + e^(-x) = 0` Solve the equation algebraically. Round your result to three decimal places. Verify your answer using a graphing utility.

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kspcr111 | In Training Educator

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-xe^(-x) + e^(-x) = 0

Take the `e^(-x) ` as common ,we get

=>    `e^(-x) [1-x]=0`

=>  ` ((1-x)/(e^x)) =0`

=>   `1-x =0`

=>` x= 1`

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