1/tanx-secx+ 1/tanx+secx=-2tanx

so this is what I did:
=tanx+secx+tanx-secx
=(sinx/cosx)+ (1/cosx)+(sinx/cosx)-(1/cosx)
=sinx/cosx+ sinx /cosx= -2tanxI

but I know this can't be correct because what I did doesn't end as a negatvie:( please help

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