Odpowiedź:
a) 2(x-1) + 3x = 4 - (2-2x)
2x - 2 + 3x = 4 - 2 + 2x
3x = 4
x = 4/3
b) 1 - x-2/6 = -x + 3(x-1)/4 / ×12
12 - 2x - 24 = -12x + 3(x-1) × 3
12 - 2x - 24 = -12x + 9(x-1)
12 - 2x - 24 = -12x + 9x - 9
x = -3
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Odpowiedź:
a) 2(x-1) + 3x = 4 - (2-2x)
2x - 2 + 3x = 4 - 2 + 2x
3x = 4
x = 4/3
b) 1 - x-2/6 = -x + 3(x-1)/4 / ×12
12 - 2x - 24 = -12x + 3(x-1) × 3
12 - 2x - 24 = -12x + 9(x-1)
12 - 2x - 24 = -12x + 9x - 9
x = -3