Question

28-{7.5:[15-(6+3.8):6-5.(14.3-8.6:4):30]}. (9-4.2) alguém pode me ajudar?​

Answer 1

Resposta:

Olá,

Boa noite!

A resposta é 21

Explicação passo-a-passo:

Resolução:

28-{7.5:[15-(6+3.8):6-5.(14.3-8.6:4):30]}. (9-4.2)=

28-{7.5:[15-(6+24):6-5.(14.3-8.6:4):30]}. (9-4.2)=

28-{7.5:[15-(6+24):6-5.(42-8.6:4):30]}. (9-4.2)=

28-{7.5:[15-(6+24):6-5.(42-48:4):30]}. (9-4.2)=

28-{7.5:[15-(6+24):6-5.(42-12):30]}. (9-4.2)=

28-{7.5:[15-(6+24):6-5.(42-12):30]}. (9-8)=

28-{7.5:[15-(+30):6-5.(42-12):30]}. (9-8)=

28-{7.5:[15-(+30):6-5.(+30):30]}. (9-8)=

28-{7.5:[15-(+30):6-5.(+30):30]}. 1=

28-{7.5:[15-30:6-5.(+30):30]}. 1=

28-{7.5:[15-30:6-150:30]}. 1=

28-{7.5:[15-5-150:30]}. 1=

28-{7.5:[15-5-5]}. 1=

28-{7.5:[10-5]}. 1=

28-{+7}. 1=

28-7. 1=

28-7=

21

Answer 2

Opa Boa noite a resposta é 21.