Question

30-{20-4×[30×(8+4)×2]÷2} por favor me ajudem

Answer 1

30-{20-4×[30×(8+4)×2]÷2}=
30-{20-4×[30×12×2]÷2}=
30-{20-4×360×2÷2}=
30-{20-4×360×2}=
30-{20-4×720}=
30-{20-2,840}=
30-2,820=
30-2,790=
2,790= total espero que é isso

Answer 2

30-{20-4×[30×(8+4)×2]÷2}=
30-{20-4×[30×12×2]÷2}
30-{20-4×[360×2]÷2}
30-{20-4×720÷2}
30-{20-2880÷2}
30-{20-1440}
30-1420=1390