(-4z-2t):1/2 (4w-2+3u):1 1/3 1/2 jedna druga jak cos 1 i1.3 jedna cała i jedna trzecia (a-10):5 (9x-7y-3):3 (0.6x+10y-10:(-0.2)

(-4z-2t):1/2=(-4z-2t)*2=-8z-4t (4w-2+3u):1 1/3 1/2=(4w-2+3u)*¾*½=(4w-2+3u)*⅜=1,5w-¾+1⅛u (a-10)/5=(a-10)*0,2=0,2a-2 (9x-7y-3):3=(9x-7y-3)*⅓=3x-2⅓y-1 (0.6x+10y-10:(-0.2)=(0,6x+10y-10*(-5)=-3x-50y+50