Question

g) {[(21:7+3:1) + ( 2 + 4)]:(7x6: 2 -15) } × 3=​

Answer 1

Explicação passo-a-passo:

{[(21:7+3:1)+(2+4)]:(7x6:2-15)}x3=

{[(3+3:1)+(2+4)]:(42-15)}x3=

{[(6:1)+6]:(42:2-15)}x3=

{[6+6]:(21-15)}x3=

{[12:6]}x3=

{2x3}=6