Question

Resolva a expressão: {[(8 · 4 + 3) ÷ 7 + (3 + 15 ÷ 5) · 3] · 2 – (19 – 7) ÷ 6} · 2 + 12 =

Answer 1

 {[(8 · 4 + 3) ÷ 7 + (3 + 15 ÷ 5) · 3] · 2 – (19 – 7) ÷ 6} · 2 + 12 = {[(32+3) ÷7+(3+3)∙3].2-(12)÷6}∙2+12= {[35÷7+6∙3].2-12÷6}∙14= {[5+18].2-2}.14= {23.2-2}.14= {46-2}.14= 44.14=616