Question

[ (3×7+9 ) + (7 + 9:3) ] - (6+2)×5=0

Answer 1

Explicação passo-a-passo:

[(3×7+9)+(7+9:3)]-(6+2)×5=0

[(21+9)+(7+3)]-(6+2)×5=0

[30+10]-(8)×5=0

[30+10]-8×5=0

40-40=0

0=0.