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Mathematics
8th
grade
Distributive Property and Combining Like Terms
17 questions
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- 1. Multiple Choice
Simplify by combining like terms:
5a + 2b - 3a + 4
8a + 2b + 4
2a + 2b + 4
8ab
10ab + 4
- 2. Multiple Choice
Combine like terms: n -10 + 9n - 3=
9n - 7
10n - 7
9n - 13
10n -13
- 3. Multiple Choice
Which of the terms could be combined in the following expression:
3x + 7 - 9x + 24y + 2x2
7, 24y
3x, 9x
3x, -9x
3x, -9x, 2x2
- 4. Multiple Choice
3(2c - 5)
6c - 15
6c + 15
-6c + 15
-6c - 15
- 5. Multiple Choice
-4(3k - 7)
-12k + 7
-12k - 7
-12k + 28
-12k - 28
- 6. Multiple Choice
-4(-p - 6)
4p - 24
4p + 24
-4p + 24
-4p - 24
- 7. Multiple Choice
Which of the following is equivalent to -8 - 9(2x + 5)?
-18x - 85
-18x - 53
18x - 53
18x + 37
- 8. Multiple Choice
Which of the following is equivalent to 8(5f - 7) + 3f ?
43f - 7
37f - 56
43f - 56
40f - 56 + 3f
- 9. Multiple Choice
Which of the following shows JUST a variable?
g + 7
g + 7 = 10
g
7g
- 10. Multiple Choice
Which of these contains a constant?
56t
4r - s
12e + 7
- 11. Multiple Choice
How many terms are in the expression
3 + 2b + c + 100 + 6b
3
4
5
- 12. Multiple Choice
Which term contains a coefficient?
m + 3 + p4 + 3n
m
3
p4
3n
- 13. Multiple Choice
-2(3x + 5) + 6x
-12x - 5
10
-12x - 10
-10
- 14. Multiple Choice
Combine like terms: 6x - 6y + 14
6x - 6y + 14
14
xy + 14
0
- 15. Multiple Choice
Simplify the following expression:
2x + 7(x - 5) - 4
9x + 20
9x + 31
9x - 31
9x - 39
- 16. Multiple Choice
Simplify.
½(4x - 10)
8x - 5
2x + 5
2x - 5
8x - 20
- 17. Multiple Choice
Simplify.
.4(10x + 20)
40x + 8
4x + 5
4x + 8
4x + 20
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