x+y = 47.y jest większe od x o 3 .Znajdź te liczby.
47-3=44
44:2=22
22+3=25
X=22
Y=25
x+y = 47
y + 3 = x
x+ y = 47
-x + y =-3
----------
2y = 44 /:2
y = 22
x+22 = 47
x = 47 – 22
x = 25
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47-3=44
44:2=22
22+3=25
X=22
Y=25
x+y = 47
y + 3 = x
x+ y = 47
-x + y =-3
----------
2y = 44 /:2
y = 22
x+22 = 47
x = 47 – 22
x = 25
y = 22