Question

15{[49+3.(5-2)²]:2}=
???

Answer 1

Resposta:

15+{[49+3•(5-2)²]:2}

15+{[49+3•3²]:2}

15+{[49+3•9]:2}

15+{[49+27]:2}

15+{76:2}

15+38=

53

Explicação passo a passo: