
8vo Repaso
Authored by Ceci Lazo
Mathematics
8th Grade
Used 2+ times

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23 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(5a2 - 9a + 7) + (5a - 15a2 + 11) + ( -13 -17a2 + 4a)
27a2 + 5
27a2 -8a + 5
-7a2 + 5
7a2 - 8a + 5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(3a + 4b) - (5a -2b)
-2a + 6b
2a + 2b
8a + 2b
-8a + 6b
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(3x - 5) + (6x - 7) - (-3x + 5)
12x - 7
12x -17
6x - 7
6x - 17
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Resta P(x)-Q(x) cuando P(x)=12x-5y-7xy y Q(x)=5x-7y+xy
7x+2y-8xy
17x-12y-6xy
6x-4y-7xy
No se pueden restar
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