Question

1) 4+[4-(4+4:4x4-4)+a]:4=8
2) (h:5-5)x9+186:6=400:10
3)[12-9:3+(12-9):3]xz+1=41
PLZ!!

Answer 1

2) (h:5-5)x 9 + 31= 40
(h:5-5)x 40= 40
h:5-5= 40:40
h:5-5= 1
h: 5 = 1+5
h: 5 = 6
h= 6x5= 30

scuze ca nu am facut 1 si 3 dar nu sunt sigura de raspuns si scuze ca a durat atat.