_____________________________________________________
[tex]4+2\times (-4)+8\times (-1)[/tex]
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[tex]4-2\times 4+8\times (-1)[/tex]
[tex]4-2\times 4-8[/tex]
______________________________________________________
[tex]4-8-8[/tex]
______________________________________________________
[tex]-4-8[/tex]
[tex]-12[/tex]
I hope this helps you
:)