
Signos de Agrupación
Authored by Marialuz Ticona
Mathematics
7th Grade
Used 34+ times

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9 questions
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1.
MULTIPLE SELECT QUESTION
15 mins • 1 pt
4m – (– 2m – n)
2m+n
n - 6m
6m + n
8m2 + 4mn
2.
MULTIPLE SELECT QUESTION
15 mins • 1 pt
a – (b + a) + ( – a + b) – (– a + 2b)
a – 2b
– 2b
2b
Ninguno
3.
MULTIPLE SELECT QUESTION
15 mins • 1 pt
– (a + b) + ( – a – b) – (– b + a) + (3a + b)
0
a
a - b
Ninguna
4.
MULTIPLE SELECT QUESTION
15 mins • 1 pt
Simplificar:
x – [ 3a + 2 (– x + 1 )]
3x – 3a – 2
3x + 3a – 2
3x – 3a + 2
Ninguna
5.
MULTIPLE SELECT QUESTION
15 mins • 1 pt
2x + 3y – ( 4x + 3y )
2x
2x + y
– 2x
Ninguna
6.
MULTIPLE SELECT QUESTION
15 mins • 1 pt
a – (x+y) –3(x–y) + 2 [ – (x–2y) – 2(–x–y ) ]
– 2x + 10y
a – 2x + 10y
a
Ninguna
7.
MULTIPLE SELECT QUESTION
15 mins • 1 pt
Simplificar:
5a + { a –2 [ a + 3b – 4 (a+b) ] }
12a + 2b
10a + 2b
2b + 5a
Ninguna
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