1)х*9=2340
х=2340:9
х=260
________
260*9=2340
2)7*у=9030
у=9030:7
у=1290
_________
7*1290=9030
3)z*4=94000
z=94000:4
z=23500
_________
23500*4=94000
4)k:5=67200
k=67200*5
k=336000
_________
336000:5=67200
5)m:30=8900
m=8900*30
m=267000
___________
267000:30=8900
6)n:7=35406
m=35406*7
m=247842
___________
247842:7=35406