Question

p. 2{4[7 + 4 (5 x 3 - 9)] - 3 (40 - 8)}​

Answer 1

La respuesta es: 56

Pasos:

2{4 [7+4 (5×3-9)] -3 (40 - 8)}

2{4 [7+( 15-9) ] - 3×32}

2{4 [7+4×6] - 96}

2{4 (7+24) -96}

2(4×31 -96)

2(124-96)

2×28=56