January 2019 1 13 Report
1. Oblicz jaka wartosc ma wyrazenie gdy: x=5
a. 4x+8
b. 2,5x=12

2. Oblicz K dla x=7 i y=11
K=13x-5y
Uprosc wyrazenia.
a. z+7z-4z
b. 2y-6+4x+4+y
c. 5x+15-x-10

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