Răspunsuri

2014-01-19T11:00:37+02:00
3x/5+40=160 si de aici scoti x si iti va da x=200 km
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2014-01-19T11:01:43+02:00
3/5*x+40=160
3/5*x=120
x=120:3/5
x=24:3
x=8
x-traseul 
5 3 5