x-y=21
2x-(y+2)=81
2x-y=83
-x+y=-21
x=62
y=41
x - pierwsza liczba
y - druga liczba
x-y = 21
2x -(y+2) = 81
-y = 21 - x
y = x - 21
2x - y - 2 = 81
2x -(x-21) = 83
2x - x + 21 = 83
x = 62
=====
y = 62 - 21
y = 41
======
Odp.Te liczby to 62 i 41.
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x-y=21
2x-(y+2)=81
x-y=21
2x-y=83
-x+y=-21
2x-y=83
x=62
y=41
x - pierwsza liczba
y - druga liczba
x-y = 21
2x -(y+2) = 81
-y = 21 - x
y = x - 21
2x - y - 2 = 81
2x -(x-21) = 83
2x - x + 21 = 83
x = 62
=====
y = 62 - 21
y = 41
======
Odp.Te liczby to 62 i 41.