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Vika223344
08.08.2020 17:09
Математика
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Xумножить на 215 - 4936 = 63219 (а + 523) умножить на 306 = 290700

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leralerochka202
leralerochka202
4,4(19 оценок)
(a+523)*306=290700; a+523=290700/306; a=950-523; a=427.
elenaveruaskina
elenaveruaskina
4,7(79 оценок)
X=317 a=427 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
goroh4
goroh4
4,6(69 оценок)
1)798*349=278502- 2)798*249=198702702 3)278502-198

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