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Napol28
19.03.2023 11:26
Математика
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1)
2)
3)
4)
5)
6)
7)
8)
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Ответы на вопрос:

bcfujd19
bcfujd19
4,5(46 оценок)

Пошаговое объяснение:

12- (-9) = 12 + 9 = 21

-18 +(-12) = -18 - 12 = -30

-17 + (-10)= -17 - 10 = -27

43 + (-43) = 43 - 43 = 0

9 + (-8) = 9 - 8 = 1

16 - (-6) = 16 + 6 = 22

-15 + (-5) = -15 - 5 = -20

-6 -(-9) = -6 + 9 = 3

ilyavital
ilyavital
4,4(4 оценок)

Пошаговое объяснение:

1)12-(-9)=21

2)-18+(-12)=-30

3)-17+(-10)=-27

4)43+(-43)=0

5)9+(-8)=1

6)16-(-6)=22

7)-15+(-5)=-20

8)-6-(-9)=3

monx
monx
4,4(12 оценок)

ответ:

1. last year my best friend was 22 years old.

2. the weather was cold when we werein berlin.

3. why were you so angry yesterday?

4. at this time last year sandra was in paris.

5. we were tired because it was late at night.

6. tim wasn't asleep at ten o'clock yesterday. (-)

7. our hotel last year was small, but it was very clean.

8. i phoned you at the weekend, but you weren't at home. (-)

9. my dad wasn't at work the whole week, because he was ill. (-)

10. the shops were open yesterday, but we didn't go there.

объяснение:

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