NA TERAZ PROSZĘ !!! 31/30= 1/5+1/3+1/?
?=
31/30 = 1/5 + 1/3 + 1/? = ?
31/30 = 6/30 + 10/30 + 1/x <----- sprowadzamy do wspólnego mianownika
31/30 = 16/30 + 1/x
31/30 = 16/30 + 15/30
31/30 = 31/30
Dziękuje ;)
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31/30 = 1/5 + 1/3 + 1/? = ?
31/30 = 6/30 + 10/30 + 1/x <----- sprowadzamy do wspólnego mianownika
31/30 = 16/30 + 1/x
31/30 = 16/30 + 15/30
31/30 = 31/30
Dziękuje ;)