ggseudieo

а) 1/9×х = 1/3

х = 1/3÷1/9 = 1/3×9/1

х = 3

б) 4×х = 1/16

х = 1/16÷4 = 1/16×1/4

х = 1/64

в) х×1/3 = 12

х = 12÷1/3 = 12/1×3/1

х = 36