Szczegółowe wyjaśnienie:
a)
(x-1)/2=4
x-1=8
x=9
(y+3)/2=5
y+3=10
y=7
A(9,7)
b)
(x+0)/2=4
x=8
(y+1)/2=3
y+1=6
y=5
A(8,5)
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Szczegółowe wyjaśnienie:
a)
(x-1)/2=4
x-1=8
x=9
(y+3)/2=5
y+3=10
y=7
A(9,7)
b)
(x+0)/2=4
x=8
(y+1)/2=3
y+1=6
y=5
A(8,5)