Factorising Linear Expressions 11. 13 −17

[Pages:2]Factorising Linear Expressions Factorise fully: 1. 20 + 15 2. 20 - 15 3. 10 - 15 4. 5 - 15 5. 15 - 5 6. 15 - 5 - 10 7. 30 - 10 - 20 8. -30 - 10 - 20 9. -20 - 10 10. -20 - 17 Factorising Linear Expressions Factorise fully: 1. 20 + 15 2. 20 - 15 3. 10 - 15 4. 5 - 15 5. 15 - 5 6. 15 - 5 - 10 7. 30 - 10 - 20 8. -30 - 10 - 20 9. -20 - 10 10. -20 - 17

11. 13 - 17 12. 26 - 34 13. 26 - 34 + 14. + 26 15. + 262 16. 2 + 262 17. 2 + 262 18. 22 + 262 19. 22 - 262 20. 2 - 262

11. 13 - 17 12. 26 - 34 13. 26 - 34 + 14. + 26 15. + 262 16. 2 + 262 17. 2 + 262 18. 22 + 262 19. 22 - 262 20. 2 - 262

Factorising Linear Expressions: ANSWERS

Factorise fully:

1. 20 + 15 = 5(4 + 3)

11. 13 - 17 = (13 - 17)

2. 20 - 15 = 5(4 - 3)

12. 26 - 34 = 2(13 - 17)

3. 10 - 15 = 5(2 - 3)

13. 26 - 34 + = (26 - 34 + 1)

4. 5 - 15 = 5(2 - 3)

14. + 26 = (1 + 26)

5. 15 - 5 = 5(3 - )

15. + 262 = (1 + 26)

6. 15 - 5 - 10 = 5(3 - - 2)

16. 2 + 262 = 2(1 + 13)

7. 30 - 10 - 20 = 10(3 - - 2)

17. 2 + 262 = 2(1 + 13)

8. -30 - 10 - 20 = -10(3 + + 2)

18. 22 + 262 = 2( + 13)

9. -20 - 10 = -10(2 + )

19. 22 - 262 = 2( - 13)

10. -20 - 17 = -(20 + 17)

20. 2 - 262 = 2(1 - 13)

Factorising Linear Expressions: ANSWERS

Factorise fully:

1. 20 + 15 = 5(4 + 3)

11. 13 - 17 = (13 - 17)

2. 20 - 15 = 5(4 - 3)

12. 26 - 34 = 2(13 - 17)

3. 10 - 15 = 5(2 - 3)

13. 26 - 34 + = (26 - 34 + 1)

4. 5 - 15 = 5(2 - 3)

14. + 26 = (1 + 26)

5. 15 - 5 = 5(3 - )

15. + 262 = (1 + 26)

6. 15 - 5 - 10 = 5(3 - - 2)

16. 2 + 262 = 2(1 + 13)

7. 30 - 10 - 20 = 10(3 - - 2)

17. 2 + 262 = 2(1 + 13)

8. -30 - 10 - 20 = -10(3 + + 2)

18. 22 + 262 = 2( + 13)

9. -20 - 10 = -10(2 + )

19. 22 - 262 = 2( - 13)

10. -20 - 17 = -(20 + 17)

20. 2 - 262 = 2(1 - 13)

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