Răspuns :
14+[4×(28+z÷6)÷5=37×5
4×(28+z÷6)-5=185-14
4×(28+z÷6)=171+5
28+z÷6=176÷4
z÷6=42.75-28
z÷6=14.75
z=14.75×6
z=88.5
14+[4•(28+z:6)-5]:5=37
4•(28+2:6)-5:5=37-14
4•(28+2:6)-5:5=23
4•(28+z:6)-5=23•5
4•(28+z:6)-5=115
4•(28+z:6)=115+5
4•(28+z:6)=120
4•(28+z)=720
4•z=720-28
4•z=692
Z=692:4
Z=173
Sper ca te-am ajutat!^~^