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x=4+y
4+y+y=15(4+y-y)
x=4+y
4+2y=60
x=4+y
2y=60-4
x=4+y
2y=56
x=4+y
y=28
x=4+28
y=28
x=32
Odp.Te liczby to 32 i 28
x+y=15(x-y)
x=4+y
4+y+y=15(4+y-y)
x=4+y
4+2y=60
x=4+y
2y=60-4
x=4+y
2y=56
x=4+y
y=28
x=4+28
y=28
x=32
Odp.Te liczby to 32 i 28