Răspunsuri

2014-10-18T21:45:55+03:00
Stiind ca x=14 =>
14*a+14*b+6*a+6*b=200
(14+6)(a+b)=200
20(a+b)=200
a+b=200/20
a+b=10
2014-10-18T21:52:41+03:00
x=14 =>
14*a+14*b+6*a+6*b=200
(14+6)(a+b)=200
20(a+b)=200
a+b=200/20
a+b=10

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