2a + 3b - c + 3a - 8b +3c ( z rozwiazaniem) ??
2a + 3b - c + 3a - 8b +3c=5a-5b+2c
2a+ 3b- c + 3a - 8b +3c=5a-5b +2c
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2a + 3b - c + 3a - 8b +3c=5a-5b+2c
2a+ 3b- c + 3a - 8b +3c=5a-5b +2c