1,uzupełnij
6-.....=9
-4-............=1
-7-...............=-10
..........-(-6)=(-9)
..............-(-4)=0
2.uzupełnij
1\99=......=(-1)
1+..........=(-37\73)
(-0,111)-.............=(-1)
3,uzupełnij
(-3,6)+2i3\7-1,4-(-11\7)=
plis na dzis
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6-x=9
-x=9-6
-x=3
x=-3
-4-x=1
-x=1+4
-x=5
x=-5
-7-x=-10
-x=-10+7
-x=-3
x=3
x-(-6)=-9
x+6=9
x=9-6
x=3
x-(-4)=0
x+4=0
x=0-4
x=-4
1/99+x=-1 nie wiem ====
x=-1-1/99
x=-1i1/99
1+x=-37/73
x=-37/73 -1
x=-1 i 37/73
-0,111-x=-1
-x=-1+0,111
-x=-0,889
x=0,889
-3,6+2 i 3/7 -1,4-(-11/7)=-36/10 +20/7 -14/10 +11/7=-252/70 +200/70 -98/70+110/70=-40/70 = -4/7 to chyba źle