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La un concurs de matematica se dau spre rezolvare 6 probleme si pentru fiecare problema rezolvata corect si complet se acorda 7 puncte,pentru fiecare problema gresita sau rezolvata incomplet se scade 10
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La un concurs de matematica se dau spre rezolvare 6 probleme si pentru fiecare problema rezolvata corect si complet se acorda 7 puncte,pentru fiecare problema gresita sau rezolvata incomplet se scade 10 puncte,iar pentru fiecare problema neacordata se scade un punct.andrei a obtinut la concurs 17 puncte.Cate probleme a rezolvat corect?

User Rmickeyd
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puteți explica problema mai mult, întrebarea dvs. este confuză, și mi-ar plăcea să vă ajute? :)

User Labyrinth
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