February 2019 0 5 Report
Siemka. To na jutro ;-;
1. Oblicz
a) 8x - 2y - 1 - 6x - 8y + 7 = ?
b) (3x -3y + 1) -5x + 8y - 3 = ?
c) 2 (4a - b) - 3 (2a + 5b ) = ?
Za 1 odp daje najj ;)

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