Предмет: Алгебра, автор: Malyska228

решите уравнение -8x+1=3(x-7)

Ответы

Автор ответа: kalinintalin
0
-8х+1=3х-21
-11х=-22
Х=2
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- Put the verbs in bold into the correct form (Past Simple or Present Perfect)
1. We (walk) 10 km already. 2. You ever (be) to Italy? - No, I never (go) there. 3. I know you (be) very busy last week, so I (not disturb) you. 4. He (work) hard since last week. 5. The house (be) very quiet when we (get) home. 6. It was the first time she (drive) the car. She never (drive) the car before. 7. You (hear) from Ann recently? - No, I (not, see) her since we finished school. 8. When I (hear) the knock I (go) to the door and (open) it, but I (not recognize) him at first. 9. We (fly) over Loch Ness few days ago. - You (see) the Loch Ness monster? 10. Last year the Browns (go) to France. It (be) their first time there.

- Rewrite the sentences using the Past Simple and the time expression in brackets
1. I’ve seen that film. (yesterday) I saw it yesterday.
2. We've arrived in Moscow. (at six o'clock) We____ here _____
3. She’s bought a new bag. (last week) She ____ it ____.
4. Harry's written a book. (two years ago) He ____ it _____.
5. They’ve been to Australia. (in 2008) They _____ there _____
6. She’s started her new job. (on 17 July) She ____ it ______
7. I've lost my phone. (last night) I _____ it _______
8. Paul's worked as a waiter. (for two months) He _____ as a waiter ____
9. I've lived in Rome. (when I was a student) I _______ there ______
10. We've had dinner. (before we left home) We ______ a curry ______