September 2021 0 9 Report
СРОЧНО ДАЮ 70 БАЛЛОВ Решите уравнения:
а) 7х + 4,3 = 21,2 + 2х
б) 3,48 – 1,4х = 3,368
Найдите значение выражения:
11,7 : 0,6 ∙ 1,4 – 0,25
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