Odpowiedzi

2010-03-28T17:49:53+02:00
2x+5y+10y-199x =-194x +15y

2x+5y+10y-199x = -194x+15y= -194*100+15*(-20)= -19400-300=-19700
x=100 y= - 20
2010-03-28T17:49:56+02:00
2x+5y+10y-199x =-194x +15y

2x+5y+10y-199x = -194x+15y= -194*100+15*(-20)= -19400-300=-19700
x=100 y= - 20
2010-03-28T17:51:43+02:00
2x+5y+10y-199x = -197x + 15y

2x+5y+10y-199x =
x=100 y= - 20

2*100 + 5 * (-20) - 199 * 100 = 200 - 400 - 19900 = - 20100