Question

1 5+[4+(7x3+1)]-3 conta com resposta

Answer 1

$15+[4+(7.3+1)]-3= \\ 15+[4+(21+1)]-3= \\15+[4+22]-3= \\ 15+26-3= \\ 38$
$5+[4+(7.3+1)]-3= \\ 5+[4+(21+1)]-3= \\5+[4+22]-3= \\ 5+26-3= \\ 28$