January 2019 0 40 Report
Wpisz w okienkach odpowiednie liczby , aby otrzymać równości prawdziwe.
7a - 63 = ... * (a - 9)
9a + 24b = ... * ( ....a + 8b )
12ab - 8a ( do potęgi 2 ) - 16a = ...a * (3b -...a - .... )
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