Предмет: Математика, автор: talypova03

Помогите решить уравнение:
-1,7x-1,4=0,3x

Ответы

Автор ответа: anod2016
0
-1,7x-1,4=0,3x
-1,4=0,3x+1,7x
x= \frac{-1,4}{2}
x=-0,7
Автор ответа: julyap
0
-1,7x-1,4=0,3x/*10 \\ -17x-14=3x \\ -17x-3x=14 \\ -20x=14\\x=14/(-20)\\x=-0.7
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Убедительная просьба быстро решить, приемлемое вознаграждение 100 баллов (первому решившему).

Раскройте скобки и запишите предложения полностью в Present Simple, Past Simple, Future Simple или Present Continuous.

1. Kate (to cook) dinner every day. _____________________________________________________________

2. Kate (to cook) dinner tomorrow. _____________________________________________________________

3. Kate (to cook) dinner now. _____________________________________________________________

4. Kate (to cook) dinner yesterday. _____________________________________________________________

5. I (not to eat) ice cream every day. _____________________________________________________________

6. I (not to eat) ice cream now. _____________________________________________________________

7. I (not to eat) ice cream tomorrow. _____________________________________________________________

8. I (not to eat) ice cream yesterday. _____________________________________________________________

9. He (to spend) last summer in the country. _____________________________________________________________

10. He (not to spend) last summer in the country. _____________________________________________________________

11. He (to spend) last summer in the country? _____________________________________________________________

12. Where he (to spend) last summer? _____________________________________________________________

13. She (to help) mother yesterday. _____________________________________________________________

14. She (not to help) mother yesterday. _____________________________________________________________

15. She (to help) mother yesterday? _____________________________________________________________

16. How she (to help) mother yesterday? _____________________________________________________________

17. You (to go) to school every day? _____________________________________________________________

18. You (to go) to school now? _____________________________________________________________

19. You (to go) to the south next summer? _____________________________________________________________

20. You (to go) abroad last summer? _____________________________________________________________

21. What your brother (to do) every day? _____________________________________________________________

22. What your brother (to do) now? _____________________________________________________________

23. What your brother (to do) tomorrow? _____________________________________________________________

24. What your brother (to do) yesterday? _____________________________________________________________

25. What you (to get) for your birthday? _____________________________________________________________