Odpowiedź :
Odpowiedź:
a) 2x - 12 = -3x + 3 /+3x
5x - 12 = 3 /+12
5x = 15 /:5
x = 3
C) 10 - 3x = 2x - 2
-5x = -12 //(-5)
x = - 10 2/12 = -10 1/6
-5x = -12 //(-5)
x = - 10 2/12 = -10 1/6