Question

Resolva as expressões numéricas.
a) 3. (12 + 56:8) - 72 =​

Answer 1

Oiiii tudo bem ???

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$\color{violet}3 \times (12 + 56 \div 8) - 72 \\ \color{violet}3 \times (12 + 7) - 72 \\ \color{violet}3 \times 19 - 72 \\ \color{violet}57 - 72 \\ \color{violet} - 15$

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