Question

por favor me ajude a calcular a expressão numérica 54 - 3× [(7+6÷2 ) - (Чx 3 – 5)] -2³​

Answer 1

Resposta:

54- 3. [(7+3)-(12-5)] -8

54-3.[10-7]-8

54-3.3-8

54-9-8

54-17

=37

Answer 2

54-3x[(7+3)-(12-5)]-2^3
54-3x[10-7]-2^3
54-3x3-8
54-9-8
53