👤

Ajutorrrrrrrrrrrrrrrrrrr​

Ajutorrrrrrrrrrrrrrrrrrr class=

Răspuns :

Răspuns:

a-merele Alexandrei

b-merele Corinei

a=5b

a+b=18

<=>

5b+b=18 <=>

6b=18 |:6

<=> b=3

a=5b=5*3=15

A = Alexandra

C = Corina

A + C = 18 (mere)

A = C × 5

C × 5 (valoarea lui A) + C = 6C (suma totală)

6C = 18

C = 18 : 6

C = 18 : 6C = 3 (mere are C)

A = C × 5

A = 3 × 5

A = 15 (mere are A)