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a fost răspuns

Efectuati:

2pe5+1pe5 4pe15+4pe15 2pe9+1pe9 7pe11+3pe11 2pe5+1pe5 5pe10+15pe10

5pe9+4pe9 6pe15+20pe15 3peA+2peA+11peA 2xpey+7xpey+11xpey

AJUTATIMA E PENTRU MAINE!!!

Răspuns :

Teo1691
2/5+1/5=3/5
4/15+4/15=8/15
2/9+1/9=3/9=1/3
7/11+3/11=10/11
2/5+1/5=3/5
5/10+15/10=1/2+3/2=4/2=2
5/9+4/9=9/9=1
6/15+20/15=26/15
3/A+2/A+11/A=16/A
2x/y+7x/y+11x/y=20x/y

Alte intrebari