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y-II liczba
x+y=-40,x=-40-y
x-y=-160
-40-y-y=-160
-2y=-160+40
-2y=-120/:-2
y=60
x+y=-40
x+60=-40
x=-40-60
x=-100
odp,jedna liczba to -100,a druga 60
y-druga liczba
x+y= -40
x-y= -160
2x= -200 :/2
x= -100
-100+y= -40
y=60
x=-100
y=60
spr:
-100+60=-40
-40=-40
L=P
-100-60=-200
-200=-200
L=P
y - II liczba
x+y=-40
x-y=-160
2x=-200
x=-100
-100+y=-40
y=-40+100
y=60
odp: Liczby -100 i 60