-2x + 3x + 4x = 5x
-5(2x + ) + 7x = -10x - 1 + 7x = -3x - 1
Pozdrawiam :)
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-2x + 3x + 4x = 5x
-5(2x + ) + 7x = -10x - 1 + 7x = -3x - 1
Pozdrawiam :)