Resposta :
[tex] - 49 + 100 = [/tex]
[tex] + (100 - 49) = [/tex]
[tex] \boxed{51}[/tex]
Alternativa correta Letra A
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[tex] - 49 + 100 = [/tex]
[tex] + (100 - 49) = [/tex]
[tex] \boxed{51}[/tex]
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