
7 класс алгебра
Authored by Елена К
Mathematics
7th Grade
Used 1+ times

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17 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Запишите в стандартном виде число: 1500000000
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Запишите число в стандартном виде: 270
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Раскройте скобки: -(49 + 6 - 9)
-49 + 6 + 9
-49 - 6 + 9
-49 - 6 - 9
49 + 6 - 9
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Раскройте скобки и упростите(3у - 2х) - (-5у + х)
8у - х
8у - 3х
- 8у - 3х
-8у+3х
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Выбери верные равенства:
- (7 - 3y) = - 7 + 3y
6 + (c - 1) = 6 - c + 1
5 - (x + y) = 5 - x - y
- ( m + 3 - c) = - m - 3 - c
7.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
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