4. Замените х натуральным числом так, чтобы получилось верные равенства
а) 2/5=х/30
b)...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 16.10.2020 15:01, ThousandSeas9381
4. Замените х натуральным числом так, чтобы получилось верные равенства
а) 2/5=х/30
b) х/8=30/48
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