solving equations numerically

Hi everyone

Could someone help me solve the following equation numerically:

(exp(-x) + exp(-(x*exp(0.2))))/exp(0.5) = 0.8832 ?

Thanks

[Walter Roberson]

Caution: there are four solutions, 3 of which are complex.

Answer 1

[Sean de Wolski]

fzero(@(x)((1/exp(x) + 1/exp(x*exp(0.2))))/exp(0.5)-0.8832,pi)

[Michael]

perfect, thanks man!