пусть расстояние от зареченска до азс х км, тогда расстояние от азс до ивантеевки 7х км. составим уравнение: х + 7х = 800
8х = 800
х = 100
от зареченска до азс 100 км пути. т.к. расход бензина на 100 км составляет 9 л, а бензина имеется 10 л, следовательно машина доедет до азс и еще 1 л бензина останется.
1. Seva lived in Toronto last year. - Did he live in Toronto last year?
2. Katya talked to her friend last night. - Did she talk to her friend last night?
3. Kira skated with her friend yesterday. - Did she skate with her friend yesterday?
4. His grandma baked bread last Sunday. - Did she bake bread last Sunday?
5. We joined Playtime last year. - Did you join Playtime last year?
6. Gleb fixed his father's car last week. - Did he fix his father's car last week?
7. I watched cartoons last night. - Did you watch cartoons last night?
Объяснение: