Question

jerarquía 8+ [-(5+7) -(8²+4)-(-9)]+42=​

Answer 1

Respuesta:

$8+[-(5+7)-(8^{2} +4)-(-9)]+42$

8+[-(12)-(64+4)+9]+42

8+[-12-(68)+9]+42

8+[-12-68+9]+42

8+[-71]+42

8-71+42

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