Предмет: Алгебра, автор: darinaakimiv9

Розв'язати систему рівнянь
Допоможіть срочно!!!​

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Ответы

Автор ответа: anatoliyivna24
1

Ответ:

(6;3)

(4;3)

(5;3)

Объяснение:

Всі системи виконано за методом додавання

Приложения:
darinaakimiv9: А це графічний спосіб?
Автор ответа: 1234555501
1
я писала, але мені вибиває що відповідь не правильна. відповідь на фото) вибач якщо не поавильно!
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26. Kate (to cook) dinner yesterday.
a)cooked
b)cooks
c)will cook
d)is cooking
27. He (not to spend) last summer in the country.
a)didn’t spend
b)didn’t spent
c)doesn’t spend
d)will not spend
e)is spending
28. What … your brother (to do) now?
a)does … do
b)do … do
c)will … do
d)is … doing
e)did … do
29. You (to go) to south next summer?
a)do … go
b)did … go
c)are … going
d)will … go
e)did … do
30. She (not to help) mother yesterday.
a)didn’t help
b)didn’t helped
c)doesn’t help
d)won’t help
31. She (to help) mother yesterday.
a)helped
b)help
c)helps
d)is helping
e)will help
32. I (not to eat) ice-cream now.
a)do not eat
b)didn’t eat
c)won’t eat
d)am not eating
33. You (to go) abroad last summer?
a)do … go
b)did … go
c)are … going
d)will … go
e)did … do
34. He (to spend) last summer in the country.
a)spent
b)spends
c)will spend
d)is spending
35. What … your brother (to do) yesterday?
a)does … do
b)do … do
c)will … do
d)is … doing
e)did … do
36. I (not to eat) ice-cream tomorrow.
a)do not eat
b)didn’t eat
c)won’t eat
d)am not eating
37. He (to spend) last summer in the country?
a)did … spend
b)did … spent
c)does … spend
d)will … spend
e)is … spending
38. You (to go) to school now?
a)do … go
b)did … go
c)are … going
d)will … go
39. I (not to eat) ice-cream every day.
a)do not eat
b)didn’t eat
c)won’t eat
d)am not eating
40. You (to go) to school every day?
a)do … go
b)did … go
c)are … going
d)will … go

41. If he (not to pass) his examination, he will not get a scholarship
a)does not pass
b)will not pass
c)did not pass
d)had not passed
42. You would not feel so bad if you (not to smoke) too much
a)didn’t smoke
b)don’t smoke
c)hadn’t smoke
43. If he did not read so much, he (not to know) English literature so well
a)would not know
b)did not know
c)will not know
d)does not know
44. If my friend (to work) in my office, we should meet every day
a)worked
b)would work
c)works
d)had worked
45. If he had warned me, I (to do) the work in time
a)would have done
b)would do
c)will do
46. I should be very glad if he (to come) to my place
a)came
b)would come
c)have come
d)comes
47. If he did not live in St. Petersburg, we (not to meet) so often
a)would not meet
b)won’t meet
c)would not have met
48. If you (not to buy) coffee, we shall drink tea
a)don’t buy
b)didn’t buy
c)hadn’t bought
d)doesn’t buy
49. If she (to return) earlier, she would have been able to see him before he left
a)had returned
b)has returned
c)returned
d)would return
50. If my brother (to be) in trouble, I shall help him, of course
a)will be
b)would be
c)would have been
51. My brother would not have missed so many lessons if he (not to hurt) his leg
a)hadn’t hurt
b)didn’t hurt
c)doesn’t hurt
d)wouldn’t hurt
52. If you (to go) to the theatre with us last week, you would have enjoyed the evening
a)had gone
b)went
c)have gone
d)gone
53. You won’t understand the rule if you (not to listen) to the teacher
a)don’t listen
b)didn’t listen
c)hadn’t listened
54. If only you had let me know, I (to go) there immediately
a)would have gone
b)would go
c)go
d)will go
55. If he (to learn) the poem, he would not have got a bad mark
a)had learnt
b)learnt
c)learns
d)have learn
56. If she (not to help) me, I should have been in a very difficult situation
a)had not helped
b)did not help
c)does not help
57. I should not have bought the car if my friend (not to lend) me money
a)hadn’t lent
b)haven’t lent
c)didn’t lend
58. If I don’t manage to finish my report today, I (to stay) at home tomorrow
a)will stay
b)would stay
c)stay
59. If he is free tomorrow, he certainly (to come) to our party
a)will come
b)would come
c)would have come
d)comes
60. If you (to be) a poem, you would write beautiful poetry
a)were
b)are
c)would be
61. If you (to ring) me up, I shall tell you a secret
a)ring
b)will ring
c)rings
d)rang
62. My father would have more free time if he (not to read) so many newspapers
a)did not read
b)had not read
c)does not read
d)will not read
63. If he (to come) to our house yesterday, he would have met his friend
a)had come
b)comes
c)would come
d)come
64. If these shoes were not too big for me, I (to buy) them
a)would buy
b)will buy
c)would have bought
d)buy
65. If you get a “five”, your mother (to be) happy
a)will be
b)would be
c)would have been
d)are
66. If you spoke English every day, you (to improve) your language skills
a)would improve
b)would have improved
c)improved
d)improve
67. If she were more careful about her diet, she (not to be) so stout
a)would be
b)will be
c)would have been
68. If he (to live) in St. Petersburg, he would go to the Hermitage every week
a)lived
b)lives
c)had lived
d)would live
69. If he weren’t such a book-worm, he (not to spend) so much time sitting in the library
a)wouldn’t spend
b)won’t spend
c)wouldn’t have spent
70. If I were a famous singer, I (to get) a lot of flowers every day
a)would get
c)will get
d)would have got
e)get
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