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a fost răspuns

X=(1/3+2/5):7/3=
Y=(3/5+2/3)X3/5=

Răspuns :

CosmoteRo

Răspuns:

x=(1/3+2/5):7/3=(5/15+6/15):7/3=11/15:7/3=11/15x3/7=11/5x1/7=11/35

y=(3/5+2/3)x3/5=(9/15+10/15)x3/5=19/15x3/5=19/25

Explicație pas cu pas:

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