[tex]\left|-65\right|-\mid \:-761+\left(-54-\left(-7\right)\right)[/tex]
Quitamos los paréntesis
[tex]=\left|-65\right|-\mid \:-761-54+7[/tex]
[tex]\left|-65\right|=65[/tex]
[tex]=65-\mid \:-761-54+7[/tex]
Simplificamos
[tex]=-\mid \:-743\\\\\boxed{=-743}[/tex]
MUCHA SUERTE...
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RESOLVER:
[tex]\left|-65\right|-\mid \:-761+\left(-54-\left(-7\right)\right)[/tex]
Quitamos los paréntesis
[tex]=\left|-65\right|-\mid \:-761-54+7[/tex]
[tex]\left|-65\right|=65[/tex]
[tex]=65-\mid \:-761-54+7[/tex]
Simplificamos
[tex]=-\mid \:-743\\\\\boxed{=-743}[/tex]
MUCHA SUERTE...