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liczby
X i y
X+y=200
2/3X=y
X+2/3x=200
5/3x=200 *3
5x=600 /5
x=120
y=80
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y- II liczba
x+y=200
x=2/3y
2/3 y+y=200
1 2/3 y=200
5/3 y=200 |×3
5 y=600 |÷5
y =120
x= 2/3×120=80
y=120
y- II liczba
x+y=200
x=2/3y
2/3 y+y=200
1 2/3 y=200
5/3 y=200 |×3
5 y=600 |÷5
y =120
x= 2/3×120=80
y=120