Предмет: Математика, автор: likaaaaaaa54

помогите пожалуйста заранее спс

Приложения:

freshyoutube2018: извините, сейчас все исправлю
linanord: лол сам лажает, а других принижает. вот что значит мутная фотография - да, разглядеть можно, но отвлекает же!
freshyoutube2018: знаешь, когда всё это я учил?
freshyoutube2018: ты, например, в каком классе?
linanord: 8, а что
freshyoutube2018: а я в 11
freshyoutube2018: проходил я это 8-9 лет назад
freshyoutube2018: забыл всё
freshyoutube2018: да я и помню, что путался
freshyoutube2018: в этом

Ответы

Автор ответа: freshyoutube2018
2

1) 17+4=21 (км) - прошли туристы в первый день.

2) 17+21=38 (км) - прошли туристы в первый и второй день вместе.

3) 38-20=8 (км) - прошли туристы в третий день.

4) 21+17+8=42 (км) - прошли туристы за три дня.

Ответ: 42 км прошли туристы за три дня.

Похожие вопросы
Предмет: Английский язык, автор: yuliya6986
Очень срочно!!!!!!!




You (find) the money which you (lose) yesterday? – Yes, I (find) it in the pocket of my coat when I (come) home. 2. The rain (stop) but a strong wind is still blowing, 3. You (see) Nick today? – Yes, but he already (leave). 4. We never (see) him. We don't even know what he looks like. 5. She (meet) them in the Globus theatre last afternoon. 6. How long you (know) him? – We (meet) in 1996, but we (not see) each other since last autumn. 7. He (live) in St. Petersburg for two years and then (go) to Siberia. 8. When he (arrive)? – He (arrive) at 2 o'clock. 9. I (read) this book when I was at school. 10. I can't go with you because I (not finish) my lessons yet. 11. The clock is slow. - It isn't slow, it (stop). 12. He (leave) for Canada two years ago and I (not see) him since. 13. This is the fifth cup of coffee you (have) today! 14. Itis the most beautiful place I (visit). 16. I (not see) Nick lately. Anything (happen) to him? – Yes, he (get) into an accident three weeks ago. Since that time he (be) in hospital. 16. Why you (switch on) the light? It isn't dark yet. 17. He (do) everything already? –Yes, he (do) his part of work long ago. 18. The last post (come)? –Yes, it (come) half an hour ago. 19. When you (meet) him last? 20. You ever (be) to Japan? –Yes, I (be) there the year when there was an earthquake. 21. The discussion already (begin). Why are you always late? 22. Why you (take) my pen while I was out? You (break) it. 23. You never (tell) me why you're called Tony when your name is John. 24, Her father (die) when she was a small girl. 25. They (not meet) since they (leave) school. 26. The rain (stop). Come out, I want to speak with you.​
Предмет: История, автор: Zomby1