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Lomon15
a fost răspuns

Ma ajutati va rog
Va dau 32 de puncte

Ma Ajutati Va RogVa Dau 32 De Puncte class=

Răspuns :

SignOfTheTimes
5x/36:(x/4-x/9+5x/12) =
5x/36:(9x/36-4x/36+15x/36) =
5x/36:(5x/36+15x/36) =
5x/36:20x/36 =
5x/36•36/20x = 1/4

Succes!
5x/36:(x/4-x/9+5x/12)=

5x/36:(9x/36-4x/36+15x/36)=

5x/36:20x/36=

5x/36 * 36/20x=

5x/20x=1/4