Question

resolva as expressões 15+{6+[(3x8-21)+2]}=

Answer 1

15+{6+[(3×8-21)+2]}
15+{6+[(24-21)+2]}
15+{6+[3+2]}
15+{6+5}
15+11=26

Answer 2

15+{6+[3+2]}=
15+{6+5}=
15+11= 26