Fundamentals of Mathematics, 2008a

640 CHAPTER 11. ALGEBRAIC EXPRESSIONS AND EQUATIONS
11.3.3 Exercises
Simplify each expression by combining like terms.
Exercise 11.3.6 (Solution on p. 683.)
4a + 7a
Exercise 11.3.7
3m + 5m
Exercise 11.3.8 (Solution on p. 683.)
6h − 2h
Exercise 11.3.9
11k − 8k
Exercise 11.3.10 (Solution on p. 683.)
5m + 3n − 2m
Exercise 11.3.11
7x − 6x + 3y
Exercise 11.3.12 (Solution on p. 683.)
14s + 3s − 8r + 7r
Exercise 11.3.13
−5m − 3n + 2m + 6n
Exercise 11.3.14 (Solution on p. 683.)
7h + 3a − 10k + 6a − 2h − 5k − 3k
Exercise 11.3.15
4x − 8y − 3z + x − y − z − 3y − 2z
Exercise 11.3.16 (Solution on p. 683.)
11w + 3x − 6w − 5w + 8x − 11x
Exercise 11.3.17
15r − 6s + 2r + 8s − 6r − 7s − s − 2r
Exercise 11.3.18 (Solution on p. 683.)
| −7 | m+ | 6 | m+ | −3 | m
Exercise 11.3.19
| −2 | x+ | −8 | x+ | 10 | x
Exercise 11.3.20 (Solution on p. 683.)
(−4 + 1) k + (6 − 3) k + (12 − 4) h + (5 + 2) k
Exercise 11.3.21
(−5 + 3) a − (2 + 5) b − (3 + 8) b
Exercise 11.3.22 (Solution on p. 683.)
5 ⋆ +2∆ + 3∆ − 8⋆
Exercise 11.3.23
9 ⊠ +10 ⊞ −11 ⊠ −12⊞
Exercise 11.3.24 (Solution on p. 683.)
16x − 12y + 5x + 7 − 5x − 16 − 3y
Exercise 11.3.25
−3y + 4z − 11 − 3z − 2y + 5 − 4 (8 − 3)
Available for free at Connexions