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dau coreoana!!!!!!!!!!!!! ​

Dau Coreoana class=

Răspuns :

Saragabriela833

Răspuns:

.c1/+1/5=k=c1= k/5

c2=,k= 6,3

c3=k/7,5

k/5+k/7,5=105

3k+2k=105×15

5k=105×15=k=105×3=315

c1=315/5=63

c2=315/6,3=50

c3=315/7,5=42

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