October 2021 0 8 Report
8. Решите уравнения: 1) 23.12 +39x – 38x = 817;
2) 21 - 20y - 15 - 8 = 11;
3)919 - (25х – 24x) = 65 - 8;
4) 47.43 - (19y - 18y) = 1502.​
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