December 2018 2 16 Report
1. Zredukuj wyrazy podobne.
a) -3a + 6b - 4 + 2a + 2b - 3
b) -2x kwadrat - 5x + 3 - 6x - 2 + x kwadrat + 3x kwadrat + 2x - 8

2. Opuść nawiasy i zredukuj wyrazy podobne.
a) (x - 2y - 3z) - (3x + 2y + z) + (4x - 3y - 3z)
b) -(x kwadrat - 3x + 2) + (4 - 3x + 2x kwadrat) - (7 + 4x - 3x kwadrat)

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