Odpowiedź:
b) -5/2x+1 : 10/6x+3 =
-15/6x+3 : 10/6x+3 =
6x+3/-15 * 10/6x+3 =
1/-3 * 2=
-2/3
c) -12/6-4x : 9/4x-6 =
6-4x/-12 * 9/4x-6 =
-1/-12 * 9/1 =
1/12 * 9/1 =
9/12 = 3/4
e) 7/5x+35 : -175/5x+35=
5x+35/7 * -175/5x+35=
1/7* -175/1=
-175/7 = -25
f) 50/12x+18 : 45/12x+18=
12x+18/50 * 45/12x + 18=
1/50 * 45/1=
45/50=
9/10
