Question

2×{4+[11-(3+170÷85)+84÷14]}+13​

Answer 1

Passo 1-Resolver parenteses

Passo 2-Resolver conchetes

Passo 3-Resolver chaves

2 ×{4[11-5+84÷14]}+13

2 ×{4[6+6]}+13

2 ×{4+12}+13

2 × 16+13

32+13

45