Odpowiedź :
A) x= 10
B) 2/5 x = 12 wiec 1/5x to 6 wiec 5•6 = 30 X=30
C) -1/3x=-4 /•3
X=-12
D) 5 i 1/5 = 1/6x |• 6
X= 31,2
B) 2/5 x = 12 wiec 1/5x to 6 wiec 5•6 = 30 X=30
C) -1/3x=-4 /•3
X=-12
D) 5 i 1/5 = 1/6x |• 6
X= 31,2