x= 64/7
Пошаговое объяснение:
1 7/9 ÷ х = 1 5/9 ÷ 2 × 1/4, х≠ 0
16/9 × 1/х = 15/9 × 1/2 × 1/4
16/9х = 7/9 × 1/4
16/9х = 7/36
64х = 576
х= 64/7, х≠0
х= 64/7
х= 9 1/7
1 7/9:х=1 5/9:2 1/4
16/9:х=14/9:9/4
16/9:14/9×9/4=х
Х=16/9×9/14×9/4=36/14=18/7=2 4/7
x= 64/7
Пошаговое объяснение:
1 7/9 ÷ х = 1 5/9 ÷ 2 × 1/4, х≠ 0
16/9 × 1/х = 15/9 × 1/2 × 1/4
16/9х = 7/9 × 1/4
16/9х = 7/36
64х = 576
х= 64/7, х≠0
х= 64/7
х= 9 1/7
Пошаговое объяснение:
1 7/9:х=1 5/9:2 1/4
16/9:х=14/9:9/4
16/9:14/9×9/4=х
Х=16/9×9/14×9/4=36/14=18/7=2 4/7