A1-1.2- A.10A Adding and Subtracting Polynomials

Quiz
•
Mathematics
•
9th Grade
•
Medium
Standards-aligned
Aldo Collazo
Used 3+ times
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
6x + 5
2x + 1
2x - 1
6x - 1
Answer explanation
To combine like terms in 4x - 3 + 2 - 2x, first combine the x terms: 4x - 2x = 2x. Then combine the constants: -3 + 2 = -1. Thus, the final expression is 2x - 1, which matches the correct answer.
Tags
CCSS.6.EE.A.2
CCSS.6.EE.A.3
CCSS.6.EE.B.6
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
-13w - 9
5w - 23
-13w - 23
-5w - 9
Tags
CCSS.6.EE.A.2
CCSS.6.EE.A.3
CCSS.6.EE.B.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
4x2 - 5x + 11
11x + 11
16x2 - 5x + 11
10x2
Tags
CCSS.6.EE.A.2
CCSS.6.EE.A.3
CCSS.6.EE.B.6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3x – 2
11x – 2
11x + 8
11x – 8
Answer explanation
To simplify (7x + 3) + (4x - 5), combine like terms: 7x + 4x = 11x and 3 - 5 = -2. Thus, the expression simplifies to 11x - 2, which is the correct answer.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3x – 5
3x – 9
7x – 5
7x – 9
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
–2x + 13
–2x + 15
16x + 13
16x + 15
Answer explanation
To simplify (7x + 14) - (9x - 1), distribute the negative: 7x + 14 - 9x + 1. Combine like terms: (7x - 9x) + (14 + 1) = -2x + 15. Thus, the correct answer is –2x + 15.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5x – 9y
6x + y
6x + 20y
6x² + 20y²
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