х + b – x – b + 2 =
Раскрытие скобок, коэффициент, подобные слагаемые

Quiz
•
Mathematics
•
6th Grade
•
Hard
Гульнара Галияхметова
Used 67+ times
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
b
x
2
2bx
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
23x – 23 + 40 + 4x =
23x
40
27x+63
27x+17
3.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Запишите коэффициент произведения:
6х*10
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Определите знак коэффициента, в ответе напишите + или -
-3a*(-5b)*2a*(-10b)*(-8a)
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Упростите выражение:
-2,1a*(-3x)
-6,3ax
5,1ax
6,3ax
-5,1ax
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Раскройте скобки:
10a + (19b – 34c) – 50 – (m + n)
10a + 19b – 34c– 50 – m + n
10a + 19b – 34c – 50 – m - n
10a + 19b +34c – 50 – m - n
Гульнара Илшатовна, я не знаю
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Раскройте скобки, запишите ответ:
-(-2+5-32)
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