Пошаговое объяснение:
16 2/3:х= 2 2/9
Х= 16 2/3 : 2 2/9
Х=7 1/2
1 3/7х + 2/3 = 17/24
1 3/7х =1 1/3 + 1 1/6
1 3/7х = 2 1/2
Х= 2 1/2 : 1 3/7
Х= 1 3/4
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Пошаговое объяснение:
16 2/3:х= 2 2/9
Х= 16 2/3 : 2 2/9
Х=7 1/2
1 3/7х + 2/3 = 17/24
1 3/7х =1 1/3 + 1 1/6
1 3/7х = 2 1/2
Х= 2 1/2 : 1 3/7
Х= 1 3/4