Odpowiedź:
5 1/2-×=3 1/4
5,5 - x = 3,25
-x = 3,35 - 5,50
-x = - 2,15 /: (-1)
x = 2,15
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Odpowiedź:
5 1/2-×=3 1/4
5,5 - x = 3,25
-x = 3,35 - 5,50
-x = - 2,15 /: (-1)
x = 2,15