Răspuns :
Răspuns:
primul x= 36
al doliea x=13
al treilea x= 6
al patrulea x= 25
Răspuns:
x:4=9
x=4×9
x=36
36:4=9
x-4=9
x=4+9
x=13
13-4=9
30:x=5
x=30:5
x=6
30:6=5
30-x=5
x=30-5
x=25
30-25=5
Răspuns:
primul x= 36
al doliea x=13
al treilea x= 6
al patrulea x= 25
Răspuns:
x:4=9
x=4×9
x=36
36:4=9
x-4=9
x=4+9
x=13
13-4=9
30:x=5
x=30:5
x=6
30:6=5
30-x=5
x=30-5
x=25
30-25=5