Simplify (3x - 7y) + (12x + 9y)
Adding/Subtracting Polynomials

Quiz
•
Mathematics
•
9th Grade
•
Medium
Kristine Albertson
Used 29+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
15x - 2y
15x + 2y
36x - 63y
15x + 16y
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Simplify (2a + 18b) - (5a - 3b)
-3a + 15b
3a + 21b
-3a + 21b
3a + 15b
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Simplify (3x2 + 8x - 12) + (2x2 - 13x + 6)
6x2 - 5x - 6
5x2 - 5x - 6
5x2 - 5x + 18
6x2 + 5x + 6
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Simplify (7y2 + y - 7) - (10y2 - 5y - 3)
-3y2 - 4y - 10
-3y2 + 6y - 10
3y2 + 6y - 4
-3y2 + 6y - 4
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Simplify (3a3 + 7a2 - 2) + (6a3 - 16a2 - 12a + 9)
9a3 - 9a2 - 12a + 7
9a3 - 9a2 - 14a + 9
9a3 - 9a2 - 12a + 9
9a3 + 9a2 - 14a + 9
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Simplify (c2 - 8c + 9) - (4c2 + 2c - 1)
-3c2 - 10c + 8
-3c2 - 6c + 8
-3c2 - 10c + 10
-3c2 - 6c + 10
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Simplify (6x2 + 7x - 15) - (6x2 - 9) + (11x - 7)
18x - 31
12x2 + 18x - 31
9x - 31
18x - 13
8.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Simplify (-5m2 + 21m - 6) - (7m2 - 11m + 7) - (2m2 - 16)
-14m2 + 32m - 29
-14m2 + 32m + 3
4m2 + 32m + 3
4m2 + 10m - 15
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