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x-2 = -(-3)
x-2 = 3
x = 3+2
x=5
y+5 = -(-8)
y+5 = 8
y = 8-5
y = 3
K=(5-2 ; -8)
K = (3 ; -8 ) L = (-3 ; 3+5)
L= (-3 ; 8 )
Odp. x=5 ; y= 3