The answer is: "93" .
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(which is not among the answer choices given).
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Step-by-step explanation:
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80 + 43 – 6 · 5 =
80 + 43 – (6 · 5) =
80 + 43 – 30 =
(80 + 43) – 30 =
123 – 30 =
93 .
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