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- 1. Multiple Choice
3x . 5x =
15x
15x2
8x
8x2
- 2. Fill in the Blank
5a - 3a =
- 3. Fill in the Blank
-5a + 3a
- 4. Multiple Choice
5a + 2b =
7ab
10ab
5a + 2b
7ab2
- 5. Multiple Choice
-7b2 + 2b2 =
5b4
-5b4
5b2
-5b2
- 6. Multiple Choice
a + (b - c) =
a + b - c
a - b - c
a + b + c
a - b + c
- 7. Multiple Choice
a - (b - c) =
a + b - c
a - b - c
a + b + c
a - b + c
- 8. Multiple Choice
a - (b + c) =
a + b - c
a - b - c
a + b + c
a - b + c
- 9. Multiple Choice
a + (b + c) =
a + b - c
a - b - c
a + b + c
a - b + c
- 10. Multiple Choice
3 . (2a - 4b) =
6a + 12b
6a - 12b
18ab
-6ab
- 11. Fill in the Blank
3a . 2 . 5b
- 12. Multiple Choice
–4ab . (–2) =
-6ab
8ab
6ab
8ab2
- 13. Fill in the Blank
5a . ......... = –15a
- 14. Fill in the Blank
3a . ......... = –15a2b
- 15. Fill in the Blank
–ab + 3ab =
- 16. Fill in the Blank
5ab . (–2) =
- 17. Fill in the Blank
–4x – 2x =
- 18. Fill in the Blank
3 . ( x + 2y ) =
- 19. Multiple Choice
–3 . (x – y)
–3x + 3y
–3x – 3y
3x – 3y
3x + 3y
- 20. Multiple Choice
b . (–a + c)
–ab – bc
–ab + bc
ab + bc
ab – bc
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